Home / 16,540.38-24,791.60-7,170.99

Finding the Fourth Proportional to 16,540.38, 24,791.60 and 7,170.99

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Solution

The fourth proportional to 16,540.38, 24,791.60 and 7,170.99 is: 10,748.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,540.38 : 24,791.60 = 7,170.99 : x
  2. Step 2: Convert to fraction form
    16,540.38/24,791.60 = 7,170.99/x
  3. Step 3: Cross multiply
    16,540.38x = 24,791.60 × 7,170.99
  4. Step 4: Simplify right side
    16,540.38x = 177,780,279.83
  5. Step 5: Solve for x
    x = 177,780,279.83/16,540.38
  6. Step 6: Final answer
    x = 10,748.26

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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.