Home / 17,170.38-25,772.17-8,291.93

Finding the Fourth Proportional to 17,170.38, 25,772.17 and 8,291.93

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Solution

The fourth proportional to 17,170.38, 25,772.17 and 8,291.93 is: 12,445.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,170.38 : 25,772.17 = 8,291.93 : x
  2. Step 2: Convert to fraction form
    17,170.38/25,772.17 = 8,291.93/x
  3. Step 3: Cross multiply
    17,170.38x = 25,772.17 × 8,291.93
  4. Step 4: Simplify right side
    17,170.38x = 213,701,029.59
  5. Step 5: Solve for x
    x = 213,701,029.59/17,170.38
  6. Step 6: Final answer
    x = 12,445.92

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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.