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Finding the Fourth Proportional to 54,732.71, 82,065.92 and 26,624.46

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Solution

The fourth proportional to 54,732.71, 82,065.92 and 26,624.46 is: 39,920.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,732.71 : 82,065.92 = 26,624.46 : x
  2. Step 2: Convert to fraction form
    54,732.71/82,065.92 = 26,624.46/x
  3. Step 3: Cross multiply
    54,732.71x = 82,065.92 × 26,624.46
  4. Step 4: Simplify right side
    54,732.71x = 2,184,960,979.03
  5. Step 5: Solve for x
    x = 2,184,960,979.03/54,732.71
  6. Step 6: Final answer
    x = 39,920.57

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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.