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Finding the Fourth Proportional to 15,166.59, 22,747.78 and 5,808.97

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Solution

The fourth proportional to 15,166.59, 22,747.78 and 5,808.97 is: 8,712.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,166.59 : 22,747.78 = 5,808.97 : x
  2. Step 2: Convert to fraction form
    15,166.59/22,747.78 = 5,808.97/x
  3. Step 3: Cross multiply
    15,166.59x = 22,747.78 × 5,808.97
  4. Step 4: Simplify right side
    15,166.59x = 132,141,171.59
  5. Step 5: Solve for x
    x = 132,141,171.59/15,166.59
  6. Step 6: Final answer
    x = 8,712.65

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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.