Home / 16,833.92-25,250.88-5,147.14

Finding the Fourth Proportional to 16,833.92, 25,250.88 and 5,147.14

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Solution

The fourth proportional to 16,833.92, 25,250.88 and 5,147.14 is: 7,720.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,833.92 : 25,250.88 = 5,147.14 : x
  2. Step 2: Convert to fraction form
    16,833.92/25,250.88 = 5,147.14/x
  3. Step 3: Cross multiply
    16,833.92x = 25,250.88 × 5,147.14
  4. Step 4: Simplify right side
    16,833.92x = 129,969,814.48
  5. Step 5: Solve for x
    x = 129,969,814.48/16,833.92
  6. Step 6: Final answer
    x = 7,720.71

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Similar ratio
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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.