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Finding the Fourth Proportional to 41,393.91, 62,091.29 and 21,710.91

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Solution

The fourth proportional to 41,393.91, 62,091.29 and 21,710.91 is: 32,566.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,393.91 : 62,091.29 = 21,710.91 : x
  2. Step 2: Convert to fraction form
    41,393.91/62,091.29 = 21,710.91/x
  3. Step 3: Cross multiply
    41,393.91x = 62,091.29 × 21,710.91
  4. Step 4: Simplify right side
    41,393.91x = 1,348,058,408.97
  5. Step 5: Solve for x
    x = 1,348,058,408.97/41,393.91
  6. Step 6: Final answer
    x = 32,566.59

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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.