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Finding the Fourth Proportional to 17,081.25, 25,625.52 and 6,693

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Solution

The fourth proportional to 17,081.25, 25,625.52 and 6,693 is: 10,040.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,081.25 : 25,625.52 = 6,693 : x
  2. Step 2: Convert to fraction form
    17,081.25/25,625.52 = 6,693/x
  3. Step 3: Cross multiply
    17,081.25x = 25,625.52 × 6,693
  4. Step 4: Simplify right side
    17,081.25x = 171,511,605.36
  5. Step 5: Solve for x
    x = 171,511,605.36/17,081.25
  6. Step 6: Final answer
    x = 10,040.93

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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.