Home / 38,286.38-57,432.82-10,210.70

Finding the Fourth Proportional to 38,286.38, 57,432.82 and 10,210.70

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Solution

The fourth proportional to 38,286.38, 57,432.82 and 10,210.70 is: 15,316.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,286.38 : 57,432.82 = 10,210.70 : x
  2. Step 2: Convert to fraction form
    38,286.38/57,432.82 = 10,210.70/x
  3. Step 3: Cross multiply
    38,286.38x = 57,432.82 × 10,210.70
  4. Step 4: Simplify right side
    38,286.38x = 586,429,295.17
  5. Step 5: Solve for x
    x = 586,429,295.17/38,286.38
  6. Step 6: Final answer
    x = 15,316.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.