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Finding the Fourth Proportional to 38,065.82, 57,098.79 and 10,363.82

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Solution

The fourth proportional to 38,065.82, 57,098.79 and 10,363.82 is: 15,545.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,065.82 : 57,098.79 = 10,363.82 : x
  2. Step 2: Convert to fraction form
    38,065.82/57,098.79 = 10,363.82/x
  3. Step 3: Cross multiply
    38,065.82x = 57,098.79 × 10,363.82
  4. Step 4: Simplify right side
    38,065.82x = 591,761,296.28
  5. Step 5: Solve for x
    x = 591,761,296.28/38,065.82
  6. Step 6: Final answer
    x = 15,545.74

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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.