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Finding the Fourth Proportional to 25,553.88, 35,269.32 and 14,375.88

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Solution

The fourth proportional to 25,553.88, 35,269.32 and 14,375.88 is: 19,841.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,553.88 : 35,269.32 = 14,375.88 : x
  2. Step 2: Convert to fraction form
    25,553.88/35,269.32 = 14,375.88/x
  3. Step 3: Cross multiply
    25,553.88x = 35,269.32 × 14,375.88
  4. Step 4: Simplify right side
    25,553.88x = 507,027,512.00
  5. Step 5: Solve for x
    x = 507,027,512.00/25,553.88
  6. Step 6: Final answer
    x = 19,841.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.