Home / 11,732.80-17,600.82-3,942.22

Finding the Fourth Proportional to 11,732.80, 17,600.82 and 3,942.22

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Solution

The fourth proportional to 11,732.80, 17,600.82 and 3,942.22 is: 5,913.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,732.80 : 17,600.82 = 3,942.22 : x
  2. Step 2: Convert to fraction form
    11,732.80/17,600.82 = 3,942.22/x
  3. Step 3: Cross multiply
    11,732.80x = 17,600.82 × 3,942.22
  4. Step 4: Simplify right side
    11,732.80x = 69,386,304.62
  5. Step 5: Solve for x
    x = 69,386,304.62/11,732.80
  6. Step 6: Final answer
    x = 5,913.87

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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.