Home / 17,129.25-25,704.68-6,740.73

Finding the Fourth Proportional to 17,129.25, 25,704.68 and 6,740.73

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Solution

The fourth proportional to 17,129.25, 25,704.68 and 6,740.73 is: 10,115.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,129.25 : 25,704.68 = 6,740.73 : x
  2. Step 2: Convert to fraction form
    17,129.25/25,704.68 = 6,740.73/x
  3. Step 3: Cross multiply
    17,129.25x = 25,704.68 × 6,740.73
  4. Step 4: Simplify right side
    17,129.25x = 173,268,273.91
  5. Step 5: Solve for x
    x = 173,268,273.91/17,129.25
  6. Step 6: Final answer
    x = 10,115.35

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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.