Home / 18,167.42-27,251.19-5,517.27

Finding the Fourth Proportional to 18,167.42, 27,251.19 and 5,517.27

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Solution

The fourth proportional to 18,167.42, 27,251.19 and 5,517.27 is: 8,275.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,167.42 : 27,251.19 = 5,517.27 : x
  2. Step 2: Convert to fraction form
    18,167.42/27,251.19 = 5,517.27/x
  3. Step 3: Cross multiply
    18,167.42x = 27,251.19 × 5,517.27
  4. Step 4: Simplify right side
    18,167.42x = 150,352,173.05
  5. Step 5: Solve for x
    x = 150,352,173.05/18,167.42
  6. Step 6: Final answer
    x = 8,275.93

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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.