Home / 52,269.55-72,132.17-30,760.13

Finding the Fourth Proportional to 52,269.55, 72,132.17 and 30,760.13

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Solution

The fourth proportional to 52,269.55, 72,132.17 and 30,760.13 is: 42,449.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,269.55 : 72,132.17 = 30,760.13 : x
  2. Step 2: Convert to fraction form
    52,269.55/72,132.17 = 30,760.13/x
  3. Step 3: Cross multiply
    52,269.55x = 72,132.17 × 30,760.13
  4. Step 4: Simplify right side
    52,269.55x = 2,218,794,952.91
  5. Step 5: Solve for x
    x = 2,218,794,952.91/52,269.55
  6. Step 6: Final answer
    x = 42,449.09

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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.