Home / 52,472.15-72,414.13-29,509.20

Finding the Fourth Proportional to 52,472.15, 72,414.13 and 29,509.20

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Solution

The fourth proportional to 52,472.15, 72,414.13 and 29,509.20 is: 40,724.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,472.15 : 72,414.13 = 29,509.20 : x
  2. Step 2: Convert to fraction form
    52,472.15/72,414.13 = 29,509.20/x
  3. Step 3: Cross multiply
    52,472.15x = 72,414.13 × 29,509.20
  4. Step 4: Simplify right side
    52,472.15x = 2,136,883,045.00
  5. Step 5: Solve for x
    x = 2,136,883,045.00/52,472.15
  6. Step 6: Final answer
    x = 40,724.14

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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.