Home / 18,614.62-27,917.79-5,463.46

Finding the Fourth Proportional to 18,614.62, 27,917.79 and 5,463.46

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Solution

The fourth proportional to 18,614.62, 27,917.79 and 5,463.46 is: 8,193.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,614.62 : 27,917.79 = 5,463.46 : x
  2. Step 2: Convert to fraction form
    18,614.62/27,917.79 = 5,463.46/x
  3. Step 3: Cross multiply
    18,614.62x = 27,917.79 × 5,463.46
  4. Step 4: Simplify right side
    18,614.62x = 152,527,728.95
  5. Step 5: Solve for x
    x = 152,527,728.95/18,614.62
  6. Step 6: Final answer
    x = 8,193.97

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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.