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Finding the Fourth Proportional to 43,751.81, 65,637.44 and 16,049.81

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Solution

The fourth proportional to 43,751.81, 65,637.44 and 16,049.81 is: 24,078.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,751.81 : 65,637.44 = 16,049.81 : x
  2. Step 2: Convert to fraction form
    43,751.81/65,637.44 = 16,049.81/x
  3. Step 3: Cross multiply
    43,751.81x = 65,637.44 × 16,049.81
  4. Step 4: Simplify right side
    43,751.81x = 1,053,468,584.92
  5. Step 5: Solve for x
    x = 1,053,468,584.92/43,751.81
  6. Step 6: Final answer
    x = 24,078.28

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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.