Home / 52,126.27-71,934.38-28,252.92

Finding the Fourth Proportional to 52,126.27, 71,934.38 and 28,252.92

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Solution

The fourth proportional to 52,126.27, 71,934.38 and 28,252.92 is: 38,989.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,126.27 : 71,934.38 = 28,252.92 : x
  2. Step 2: Convert to fraction form
    52,126.27/71,934.38 = 28,252.92/x
  3. Step 3: Cross multiply
    52,126.27x = 71,934.38 × 28,252.92
  4. Step 4: Simplify right side
    52,126.27x = 2,032,356,283.39
  5. Step 5: Solve for x
    x = 2,032,356,283.39/52,126.27
  6. Step 6: Final answer
    x = 38,989.10

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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.