Home / 52,729.92-72,760.92-31,505.04

Finding the Fourth Proportional to 52,729.92, 72,760.92 and 31,505.04

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Solution

The fourth proportional to 52,729.92, 72,760.92 and 31,505.04 is: 43,473.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,729.92 : 72,760.92 = 31,505.04 : x
  2. Step 2: Convert to fraction form
    52,729.92/72,760.92 = 31,505.04/x
  3. Step 3: Cross multiply
    52,729.92x = 72,760.92 × 31,505.04
  4. Step 4: Simplify right side
    52,729.92x = 2,292,335,695.04
  5. Step 5: Solve for x
    x = 2,292,335,695.04/52,729.92
  6. Step 6: Final answer
    x = 43,473.15

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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.