Home / 18,634.08-27,951.18-11,694

Finding the Fourth Proportional to 18,634.08, 27,951.18 and 11,694

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Solution

The fourth proportional to 18,634.08, 27,951.18 and 11,694 is: 17,541.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,634.08 : 27,951.18 = 11,694 : x
  2. Step 2: Convert to fraction form
    18,634.08/27,951.18 = 11,694/x
  3. Step 3: Cross multiply
    18,634.08x = 27,951.18 × 11,694
  4. Step 4: Simplify right side
    18,634.08x = 326,861,098.92
  5. Step 5: Solve for x
    x = 326,861,098.92/18,634.08
  6. Step 6: Final answer
    x = 17,541.04

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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.