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Finding the Fourth Proportional to 54,672.12, 82,008 and 17,235.47

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Solution

The fourth proportional to 54,672.12, 82,008 and 17,235.47 is: 25,853.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,672.12 : 82,008 = 17,235.47 : x
  2. Step 2: Convert to fraction form
    54,672.12/82,008 = 17,235.47/x
  3. Step 3: Cross multiply
    54,672.12x = 82,008 × 17,235.47
  4. Step 4: Simplify right side
    54,672.12x = 1,413,446,013.72
  5. Step 5: Solve for x
    x = 1,413,446,013.72/54,672.12
  6. Step 6: Final answer
    x = 25,853.14

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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.