Home / 42,569.96-58,760.10-29,136.20

Finding the Fourth Proportional to 42,569.96, 58,760.10 and 29,136.20

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Solution

The fourth proportional to 42,569.96, 58,760.10 and 29,136.20 is: 40,217.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,569.96 : 58,760.10 = 29,136.20 : x
  2. Step 2: Convert to fraction form
    42,569.96/58,760.10 = 29,136.20/x
  3. Step 3: Cross multiply
    42,569.96x = 58,760.10 × 29,136.20
  4. Step 4: Simplify right side
    42,569.96x = 1,712,046,025.62
  5. Step 5: Solve for x
    x = 1,712,046,025.62/42,569.96
  6. Step 6: Final answer
    x = 40,217.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.