Home / 43,691.28-65,520.22-15,606.06

Finding the Fourth Proportional to 43,691.28, 65,520.22 and 15,606.06

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Solution

The fourth proportional to 43,691.28, 65,520.22 and 15,606.06 is: 23,403.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,691.28 : 65,520.22 = 15,606.06 : x
  2. Step 2: Convert to fraction form
    43,691.28/65,520.22 = 15,606.06/x
  3. Step 3: Cross multiply
    43,691.28x = 65,520.22 × 15,606.06
  4. Step 4: Simplify right side
    43,691.28x = 1,022,512,484.53
  5. Step 5: Solve for x
    x = 1,022,512,484.53/43,691.28
  6. Step 6: Final answer
    x = 23,403.12

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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.