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Finding the Fourth Proportional to 17,839.20, 26,759.07 and 6,751.11

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Solution

The fourth proportional to 17,839.20, 26,759.07 and 6,751.11 is: 10,126.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,839.20 : 26,759.07 = 6,751.11 : x
  2. Step 2: Convert to fraction form
    17,839.20/26,759.07 = 6,751.11/x
  3. Step 3: Cross multiply
    17,839.20x = 26,759.07 × 6,751.11
  4. Step 4: Simplify right side
    17,839.20x = 180,653,425.07
  5. Step 5: Solve for x
    x = 180,653,425.07/17,839.20
  6. Step 6: Final answer
    x = 10,126.77

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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.