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Finding the Fourth Proportional to 17,531, 26,295.54 and 7,151.48

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Solution

The fourth proportional to 17,531, 26,295.54 and 7,151.48 is: 10,726.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,531 : 26,295.54 = 7,151.48 : x
  2. Step 2: Convert to fraction form
    17,531/26,295.54 = 7,151.48/x
  3. Step 3: Cross multiply
    17,531x = 26,295.54 × 7,151.48
  4. Step 4: Simplify right side
    17,531x = 188,052,028.40
  5. Step 5: Solve for x
    x = 188,052,028.40/17,531
  6. Step 6: Final answer
    x = 10,726.83

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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.