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Finding the Fourth Proportional to 41,010.44, 61,493.78 and 21,239.96

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Solution

The fourth proportional to 41,010.44, 61,493.78 and 21,239.96 is: 31,848.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,010.44 : 61,493.78 = 21,239.96 : x
  2. Step 2: Convert to fraction form
    41,010.44/61,493.78 = 21,239.96/x
  3. Step 3: Cross multiply
    41,010.44x = 61,493.78 × 21,239.96
  4. Step 4: Simplify right side
    41,010.44x = 1,306,125,427.45
  5. Step 5: Solve for x
    x = 1,306,125,427.45/41,010.44
  6. Step 6: Final answer
    x = 31,848.61

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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.