Home / 52,127.38-71,935.50-28,253.80

Finding the Fourth Proportional to 52,127.38, 71,935.50 and 28,253.80

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Solution

The fourth proportional to 52,127.38, 71,935.50 and 28,253.80 is: 38,990.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,127.38 : 71,935.50 = 28,253.80 : x
  2. Step 2: Convert to fraction form
    52,127.38/71,935.50 = 28,253.80/x
  3. Step 3: Cross multiply
    52,127.38x = 71,935.50 × 28,253.80
  4. Step 4: Simplify right side
    52,127.38x = 2,032,451,229.90
  5. Step 5: Solve for x
    x = 2,032,451,229.90/52,127.38
  6. Step 6: Final answer
    x = 38,990.09

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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.