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Finding the Fourth Proportional to 40,796.66, 61,201.17 and 14,495.15

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Solution

The fourth proportional to 40,796.66, 61,201.17 and 14,495.15 is: 21,744.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,796.66 : 61,201.17 = 14,495.15 : x
  2. Step 2: Convert to fraction form
    40,796.66/61,201.17 = 14,495.15/x
  3. Step 3: Cross multiply
    40,796.66x = 61,201.17 × 14,495.15
  4. Step 4: Simplify right side
    40,796.66x = 887,120,292.33
  5. Step 5: Solve for x
    x = 887,120,292.33/40,796.66
  6. Step 6: Final answer
    x = 21,744.92

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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.