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Finding the Fourth Proportional to 18,167.52, 27,250.53 and 6,324

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Solution

The fourth proportional to 18,167.52, 27,250.53 and 6,324 is: 9,485.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,167.52 : 27,250.53 = 6,324 : x
  2. Step 2: Convert to fraction form
    18,167.52/27,250.53 = 6,324/x
  3. Step 3: Cross multiply
    18,167.52x = 27,250.53 × 6,324
  4. Step 4: Simplify right side
    18,167.52x = 172,332,351.72
  5. Step 5: Solve for x
    x = 172,332,351.72/18,167.52
  6. Step 6: Final answer
    x = 9,485.74

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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.