Home / 43,385.23-65,066.17-15,301.64

Finding the Fourth Proportional to 43,385.23, 65,066.17 and 15,301.64

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Solution

The fourth proportional to 43,385.23, 65,066.17 and 15,301.64 is: 22,948.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,385.23 : 65,066.17 = 15,301.64 : x
  2. Step 2: Convert to fraction form
    43,385.23/65,066.17 = 15,301.64/x
  3. Step 3: Cross multiply
    43,385.23x = 65,066.17 × 15,301.64
  4. Step 4: Simplify right side
    43,385.23x = 995,619,140.62
  5. Step 5: Solve for x
    x = 995,619,140.62/43,385.23
  6. Step 6: Final answer
    x = 22,948.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.