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Finding the Fourth Proportional to 17,481.21, 26,230.92 and 6,948.98

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Solution

The fourth proportional to 17,481.21, 26,230.92 and 6,948.98 is: 10,427.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,481.21 : 26,230.92 = 6,948.98 : x
  2. Step 2: Convert to fraction form
    17,481.21/26,230.92 = 6,948.98/x
  3. Step 3: Cross multiply
    17,481.21x = 26,230.92 × 6,948.98
  4. Step 4: Simplify right side
    17,481.21x = 182,278,138.46
  5. Step 5: Solve for x
    x = 182,278,138.46/17,481.21
  6. Step 6: Final answer
    x = 10,427.09

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1.5x scale

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.