Home / 27,149.50-40,687.26-13,974.04

Finding the Fourth Proportional to 27,149.50, 40,687.26 and 13,974.04

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Solution

The fourth proportional to 27,149.50, 40,687.26 and 13,974.04 is: 20,942.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,149.50 : 40,687.26 = 13,974.04 : x
  2. Step 2: Convert to fraction form
    27,149.50/40,687.26 = 13,974.04/x
  3. Step 3: Cross multiply
    27,149.50x = 40,687.26 × 13,974.04
  4. Step 4: Simplify right side
    27,149.50x = 568,565,398.73
  5. Step 5: Solve for x
    x = 568,565,398.73/27,149.50
  6. Step 6: Final answer
    x = 20,942.02

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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.