Home / 18,099.38-27,142.40-6,250.14

Finding the Fourth Proportional to 18,099.38, 27,142.40 and 6,250.14

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Solution

The fourth proportional to 18,099.38, 27,142.40 and 6,250.14 is: 9,372.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,099.38 : 27,142.40 = 6,250.14 : x
  2. Step 2: Convert to fraction form
    18,099.38/27,142.40 = 6,250.14/x
  3. Step 3: Cross multiply
    18,099.38x = 27,142.40 × 6,250.14
  4. Step 4: Simplify right side
    18,099.38x = 169,643,799.94
  5. Step 5: Solve for x
    x = 169,643,799.94/18,099.38
  6. Step 6: Final answer
    x = 9,372.91

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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.