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Finding the Fourth Proportional to 17,046.59, 25,573.35 and 7,185.85

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Solution

The fourth proportional to 17,046.59, 25,573.35 and 7,185.85 is: 10,780.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,046.59 : 25,573.35 = 7,185.85 : x
  2. Step 2: Convert to fraction form
    17,046.59/25,573.35 = 7,185.85/x
  3. Step 3: Cross multiply
    17,046.59x = 25,573.35 × 7,185.85
  4. Step 4: Simplify right side
    17,046.59x = 183,766,257.10
  5. Step 5: Solve for x
    x = 183,766,257.10/17,046.59
  6. Step 6: Final answer
    x = 10,780.24

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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.