Home / 17,073.72-25,610.61-5,387.85

Finding the Fourth Proportional to 17,073.72, 25,610.61 and 5,387.85

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Solution

The fourth proportional to 17,073.72, 25,610.61 and 5,387.85 is: 8,081.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,073.72 : 25,610.61 = 5,387.85 : x
  2. Step 2: Convert to fraction form
    17,073.72/25,610.61 = 5,387.85/x
  3. Step 3: Cross multiply
    17,073.72x = 25,610.61 × 5,387.85
  4. Step 4: Simplify right side
    17,073.72x = 137,986,125.09
  5. Step 5: Solve for x
    x = 137,986,125.09/17,073.72
  6. Step 6: Final answer
    x = 8,081.78

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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.