Home / 38,086.22-57,134.79-11,793.02

Finding the Fourth Proportional to 38,086.22, 57,134.79 and 11,793.02

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Solution

The fourth proportional to 38,086.22, 57,134.79 and 11,793.02 is: 17,691.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,086.22 : 57,134.79 = 11,793.02 : x
  2. Step 2: Convert to fraction form
    38,086.22/57,134.79 = 11,793.02/x
  3. Step 3: Cross multiply
    38,086.22x = 57,134.79 × 11,793.02
  4. Step 4: Simplify right side
    38,086.22x = 673,791,721.17
  5. Step 5: Solve for x
    x = 673,791,721.17/38,086.22
  6. Step 6: Final answer
    x = 17,691.22

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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.