Home / 18,144.68-27,217.18-5,494.52

Finding the Fourth Proportional to 18,144.68, 27,217.18 and 5,494.52

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Solution

The fourth proportional to 18,144.68, 27,217.18 and 5,494.52 is: 8,241.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144.68 : 27,217.18 = 5,494.52 : x
  2. Step 2: Convert to fraction form
    18,144.68/27,217.18 = 5,494.52/x
  3. Step 3: Cross multiply
    18,144.68x = 27,217.18 × 5,494.52
  4. Step 4: Simplify right side
    18,144.68x = 149,545,339.85
  5. Step 5: Solve for x
    x = 149,545,339.85/18,144.68
  6. Step 6: Final answer
    x = 8,241.83

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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.