Home / 54,834.76-82,239.52-17,387.88

Finding the Fourth Proportional to 54,834.76, 82,239.52 and 17,387.88

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Solution

The fourth proportional to 54,834.76, 82,239.52 and 17,387.88 is: 26,077.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,834.76 : 82,239.52 = 17,387.88 : x
  2. Step 2: Convert to fraction form
    54,834.76/82,239.52 = 17,387.88/x
  3. Step 3: Cross multiply
    54,834.76x = 82,239.52 × 17,387.88
  4. Step 4: Simplify right side
    54,834.76x = 1,429,970,905.02
  5. Step 5: Solve for x
    x = 1,429,970,905.02/54,834.76
  6. Step 6: Final answer
    x = 26,077.82

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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.