Home / 18,102.38-27,146.91-6,253.14

Finding the Fourth Proportional to 18,102.38, 27,146.91 and 6,253.14

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Solution

The fourth proportional to 18,102.38, 27,146.91 and 6,253.14 is: 9,377.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,102.38 : 27,146.91 = 6,253.14 : x
  2. Step 2: Convert to fraction form
    18,102.38/27,146.91 = 6,253.14/x
  3. Step 3: Cross multiply
    18,102.38x = 27,146.91 × 6,253.14
  4. Step 4: Simplify right side
    18,102.38x = 169,753,428.80
  5. Step 5: Solve for x
    x = 169,753,428.80/18,102.38
  6. Step 6: Final answer
    x = 9,377.41

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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.