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Finding the Fourth Proportional to 43,833.66, 65,766.11 and 14,251.58

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Solution

The fourth proportional to 43,833.66, 65,766.11 and 14,251.58 is: 21,382.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,833.66 : 65,766.11 = 14,251.58 : x
  2. Step 2: Convert to fraction form
    43,833.66/65,766.11 = 14,251.58/x
  3. Step 3: Cross multiply
    43,833.66x = 65,766.11 × 14,251.58
  4. Step 4: Simplify right side
    43,833.66x = 937,270,577.87
  5. Step 5: Solve for x
    x = 937,270,577.87/43,833.66
  6. Step 6: Final answer
    x = 21,382.44

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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.