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How Much Money Do You Actually Need? A Step-by-Step Funding Needs Calculator Walkthrough



By: Jack Nicholaisen author image
article image

You need to raise money.

You don’t know how much.

You need accurate calculation.

You need funding needs clarity.

Funding needs. Capital requirements. Accurate calculation. Your success.

This guide shows you how.

Step-by-step walkthrough. Calculator usage. Real examples. Your clarity.

Read this. Use calculator. Know your number.

article summaryKey Takeaways

  • Calculate funding need—use Funding Need Calculator to determine exact capital requirements
  • Enter burn rate—input your monthly burn rate to see how much you need
  • Set runway target—choose desired runway (12-18 months recommended) to calculate funding
  • Include growth plans—account for growth investments and strategic initiatives
  • Review results—see total funding need, monthly burn, and runway extension
funding needs calculator capital requirements calculation walkthrough

Why Calculation Matters

Accurate calculation enables smart fundraising.

What happens without accurate calculation:

  • Too little: Undercapitalized and vulnerable
  • Too much: Excessive dilution and poor signaling
  • Wrong timing: Missed opportunities
  • Failed fundraising

What happens with accurate calculation:

  • Right amount: Sufficient capital for milestones
  • Optimal dilution: Preserves equity
  • Right timing: Captures opportunities
  • Successful fundraising

The reality: Calculation enables success.

Step 1: Enter Burn Rate

Enter your current burn rate:

Calculate Current Burn Rate

Calculate it first:

  • Use our Burn Rate Calculator
  • Enter current cash and expenses
  • See monthly burn rate
  • Use this number in funding calculator

Why it matters: Accurate burn rate enables accurate funding calculation.

Enter Monthly Burn

What to enter:

  • Monthly burn rate from calculator
  • Or manual calculation
  • Gross or net burn (be consistent)
  • Current monthly spending

Why it matters: Burn rate drives funding need.

Pro tip: Calculate burn rate first. Use our Burn Rate Calculator for accurate number. Then enter into funding calculator.

burn rate calculation monthly expenses funding needs input

Step 2: Set Runway Target

Set your desired runway:

Choose Runway Length

What runway to choose:

  • 12-18 months: Standard target
  • 18-24 months: Conservative target
  • 6-12 months: Aggressive target
  • Based on milestones and plans

Why it matters: Runway determines funding amount.

Consider Milestones

What milestones to consider:

  • Key product milestones
  • Revenue milestones
  • Growth milestones
  • Next funding round timing

Why it matters: Milestones inform runway needs.

Use Runway Calculator

Calculate it:

Why it matters: Understanding current runway helps set target.

Pro tip: Set runway target. 12-18 months is standard. Consider milestones and next funding round timing.

Step 3: Include Growth Plans

Include growth investments:

Growth Investments

What to include:

  • Hiring plans
  • Marketing investments
  • Product development
  • Infrastructure expansion

Why it matters: Growth plans increase funding needs.

Strategic Initiatives

What initiatives to include:

  • Market expansion
  • New product lines
  • Technology investments
  • Partnership development

Why it matters: Strategic initiatives require capital.

One-Time Costs

What costs to include:

  • Equipment purchases
  • Office setup
  • Legal and compliance
  • Other one-time expenses

Why it matters: One-time costs add to funding need.

Pro tip: Include growth plans. Hiring, marketing, product development, strategic initiatives. Growth plans increase funding needs.

growth plans strategic initiatives funding needs calculation

Step 4: Review Results

Review funding need results:

Total Funding Need

What to review:

  • Total capital required
  • Monthly burn rate
  • Runway extension
  • Growth investment allocation

Why it matters: Review enables validation.

Check Assumptions

What assumptions to check:

  • Burn rate accuracy
  • Runway target appropriateness
  • Growth plan realism
  • One-time cost completeness

Why it matters: Assumption check improves accuracy.

Adjust as Needed

What adjustments to make:

  • Refine burn rate
  • Adjust runway target
  • Revise growth plans
  • Update one-time costs

Why it matters: Adjustment improves accuracy.

Pro tip: Review results. Check assumptions, validate numbers, adjust as needed. Review ensures accuracy.

Using Results

Use results for fundraising:

Fundraising Materials

What materials to create:

  • Pitch deck with funding ask
  • Financial projections
  • Milestone plan
  • Use of funds breakdown

Why it matters: Materials enable successful fundraising.

Investor Conversations

What conversations to have:

  • Explain funding need
  • Justify amount
  • Show milestone plan
  • Demonstrate planning

Why it matters: Conversations build confidence.

Decision Making

What decisions to make:

  • Proceed with fundraising
  • Adjust plans
  • Revise ask amount
  • Timing decisions

Why it matters: Decisions enable action.

Pro tip: Use results. Create materials, have conversations, make decisions. Results enable fundraising success.

Your Next Steps

Calculate burn rate. Use funding calculator. Review results.

This Week:

  1. Review this guide
  2. Calculate current burn rate
  3. Use Funding Need Calculator
  4. Review results

This Month:

  1. Refine funding need calculation
  2. Create fundraising materials
  3. Prepare investor conversations
  4. Make fundraising decisions

Going Forward:

  1. Update calculation regularly
  2. Adjust as plans change
  3. Use for all fundraising
  4. Improve accuracy over time

Need help? Check out our Funding Need Calculator for funding calculation, our Burn Rate Calculator for burn rate calculation, our Cash Runway Calculator for runway calculation, our milestone-based funding guide for planning, and our funding plan guide for different capital strategies.


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Sources & Additional Information

This guide provides general information about using the funding needs calculator. Your specific situation may require different considerations.

For funding need calculation, see our Funding Need Calculator.

For burn rate calculation, see our Burn Rate Calculator.

For cash runway calculation, see our Cash Runway Calculator.

Consult with professionals for advice specific to your situation.

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Not finding what you're looking for? Send us a message with your questions, and we will get back to you within one business day.

About the Author

jack nicholaisen
Jack Nicholaisen

Jack Nicholaisen is the founder of Businessinitiative.org. After acheiving the rank of Eagle Scout and studying Civil Engineering at Milwaukee School of Engineering (MSOE), he has spent the last 5 years dissecting the mess of informaiton online about LLCs in order to help aspiring entrepreneurs and established business owners better understand everything there is to know about starting, running, and growing Limited Liability Companies and other business entities.