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Finding the Fourth Proportional to 17,375.60, 26,063.16 and 4,227.98

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Solution

The fourth proportional to 17,375.60, 26,063.16 and 4,227.98 is: 6,341.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,375.60 : 26,063.16 = 4,227.98 : x
  2. Step 2: Convert to fraction form
    17,375.60/26,063.16 = 4,227.98/x
  3. Step 3: Cross multiply
    17,375.60x = 26,063.16 × 4,227.98
  4. Step 4: Simplify right side
    17,375.60x = 110,194,519.22
  5. Step 5: Solve for x
    x = 110,194,519.22/17,375.60
  6. Step 6: Final answer
    x = 6,341.91

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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.