Home / 17,186.31-25,781.90-5,496.80

Finding the Fourth Proportional to 17,186.31, 25,781.90 and 5,496.80

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Solution

The fourth proportional to 17,186.31, 25,781.90 and 5,496.80 is: 8,245.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,186.31 : 25,781.90 = 5,496.80 : x
  2. Step 2: Convert to fraction form
    17,186.31/25,781.90 = 5,496.80/x
  3. Step 3: Cross multiply
    17,186.31x = 25,781.90 × 5,496.80
  4. Step 4: Simplify right side
    17,186.31x = 141,717,791.53
  5. Step 5: Solve for x
    x = 141,717,791.53/17,186.31
  6. Step 6: Final answer
    x = 8,245.97

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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.