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Finding the Fourth Proportional to 17,247.94, 25,850.26 and 7,375.61

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Solution

The fourth proportional to 17,247.94, 25,850.26 and 7,375.61 is: 11,054.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,247.94 : 25,850.26 = 7,375.61 : x
  2. Step 2: Convert to fraction form
    17,247.94/25,850.26 = 7,375.61/x
  3. Step 3: Cross multiply
    17,247.94x = 25,850.26 × 7,375.61
  4. Step 4: Simplify right side
    17,247.94x = 190,661,436.16
  5. Step 5: Solve for x
    x = 190,661,436.16/17,247.94
  6. Step 6: Final answer
    x = 11,054.16

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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.