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Finding the Fourth Proportional to 22,961.98, 34,440.94 and 6,321.48

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Solution

The fourth proportional to 22,961.98, 34,440.94 and 6,321.48 is: 9,481.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,961.98 : 34,440.94 = 6,321.48 : x
  2. Step 2: Convert to fraction form
    22,961.98/34,440.94 = 6,321.48/x
  3. Step 3: Cross multiply
    22,961.98x = 34,440.94 × 6,321.48
  4. Step 4: Simplify right side
    22,961.98x = 217,717,713.39
  5. Step 5: Solve for x
    x = 217,717,713.39/22,961.98
  6. Step 6: Final answer
    x = 9,481.66

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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.