Home / 54,211.14-81,306.92-14,759.03

Finding the Fourth Proportional to 54,211.14, 81,306.92 and 14,759.03

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Solution

The fourth proportional to 54,211.14, 81,306.92 and 14,759.03 is: 22,135.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,211.14 : 81,306.92 = 14,759.03 : x
  2. Step 2: Convert to fraction form
    54,211.14/81,306.92 = 14,759.03/x
  3. Step 3: Cross multiply
    54,211.14x = 81,306.92 × 14,759.03
  4. Step 4: Simplify right side
    54,211.14x = 1,200,011,511.65
  5. Step 5: Solve for x
    x = 1,200,011,511.65/54,211.14
  6. Step 6: Final answer
    x = 22,135.88

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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.