Home / 18,171.92-27,237.36-9,262.22

Finding the Fourth Proportional to 18,171.92, 27,237.36 and 9,262.22

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Solution

The fourth proportional to 18,171.92, 27,237.36 and 9,262.22 is: 13,882.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,171.92 : 27,237.36 = 9,262.22 : x
  2. Step 2: Convert to fraction form
    18,171.92/27,237.36 = 9,262.22/x
  3. Step 3: Cross multiply
    18,171.92x = 27,237.36 × 9,262.22
  4. Step 4: Simplify right side
    18,171.92x = 252,278,420.54
  5. Step 5: Solve for x
    x = 252,278,420.54/18,171.92
  6. Step 6: Final answer
    x = 13,882.87

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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.