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Finding the Fourth Proportional to 43,701.75, 65,552.67 and 10,869.75

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Solution

The fourth proportional to 43,701.75, 65,552.67 and 10,869.75 is: 16,304.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,701.75 : 65,552.67 = 10,869.75 : x
  2. Step 2: Convert to fraction form
    43,701.75/65,552.67 = 10,869.75/x
  3. Step 3: Cross multiply
    43,701.75x = 65,552.67 × 10,869.75
  4. Step 4: Simplify right side
    43,701.75x = 712,541,134.73
  5. Step 5: Solve for x
    x = 712,541,134.73/43,701.75
  6. Step 6: Final answer
    x = 16,304.64

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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.