Home / 43,839.70-65,767.28-14,252.31

Finding the Fourth Proportional to 43,839.70, 65,767.28 and 14,252.31

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Solution

The fourth proportional to 43,839.70, 65,767.28 and 14,252.31 is: 21,380.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,839.70 : 65,767.28 = 14,252.31 : x
  2. Step 2: Convert to fraction form
    43,839.70/65,767.28 = 14,252.31/x
  3. Step 3: Cross multiply
    43,839.70x = 65,767.28 × 14,252.31
  4. Step 4: Simplify right side
    43,839.70x = 937,335,591.16
  5. Step 5: Solve for x
    x = 937,335,591.16/43,839.70
  6. Step 6: Final answer
    x = 21,380.98

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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.