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Finding the Fourth Proportional to 18,324.69, 27,486.96 and 6,635.17

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Solution

The fourth proportional to 18,324.69, 27,486.96 and 6,635.17 is: 9,952.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,324.69 : 27,486.96 = 6,635.17 : x
  2. Step 2: Convert to fraction form
    18,324.69/27,486.96 = 6,635.17/x
  3. Step 3: Cross multiply
    18,324.69x = 27,486.96 × 6,635.17
  4. Step 4: Simplify right side
    18,324.69x = 182,380,652.38
  5. Step 5: Solve for x
    x = 182,380,652.38/18,324.69
  6. Step 6: Final answer
    x = 9,952.73

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1.5x scale

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.