Home / 52,132.14-71,942.18-28,258.61

Finding the Fourth Proportional to 52,132.14, 71,942.18 and 28,258.61

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Solution

The fourth proportional to 52,132.14, 71,942.18 and 28,258.61 is: 38,996.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,132.14 : 71,942.18 = 28,258.61 : x
  2. Step 2: Convert to fraction form
    52,132.14/71,942.18 = 28,258.61/x
  3. Step 3: Cross multiply
    52,132.14x = 71,942.18 × 28,258.61
  4. Step 4: Simplify right side
    52,132.14x = 2,032,985,506.17
  5. Step 5: Solve for x
    x = 2,032,985,506.17/52,132.14
  6. Step 6: Final answer
    x = 38,996.78

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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.