Home / 52,306.11-72,182.52-28,432.71

Finding the Fourth Proportional to 52,306.11, 72,182.52 and 28,432.71

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Solution

The fourth proportional to 52,306.11, 72,182.52 and 28,432.71 is: 39,237.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,306.11 : 72,182.52 = 28,432.71 : x
  2. Step 2: Convert to fraction form
    52,306.11/72,182.52 = 28,432.71/x
  3. Step 3: Cross multiply
    52,306.11x = 72,182.52 × 28,432.71
  4. Step 4: Simplify right side
    52,306.11x = 2,052,344,658.23
  5. Step 5: Solve for x
    x = 2,052,344,658.23/52,306.11
  6. Step 6: Final answer
    x = 39,237.19

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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.