Home / 18,060.28-27,092.97-5,581.36

Finding the Fourth Proportional to 18,060.28, 27,092.97 and 5,581.36

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Solution

The fourth proportional to 18,060.28, 27,092.97 and 5,581.36 is: 8,372.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,060.28 : 27,092.97 = 5,581.36 : x
  2. Step 2: Convert to fraction form
    18,060.28/27,092.97 = 5,581.36/x
  3. Step 3: Cross multiply
    18,060.28x = 27,092.97 × 5,581.36
  4. Step 4: Simplify right side
    18,060.28x = 151,215,619.04
  5. Step 5: Solve for x
    x = 151,215,619.04/18,060.28
  6. Step 6: Final answer
    x = 8,372.83

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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.