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Finding the Fourth Proportional to 43,891.92, 65,829.24 and 16,183.44

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Solution

The fourth proportional to 43,891.92, 65,829.24 and 16,183.44 is: 24,271.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,891.92 : 65,829.24 = 16,183.44 : x
  2. Step 2: Convert to fraction form
    43,891.92/65,829.24 = 16,183.44/x
  3. Step 3: Cross multiply
    43,891.92x = 65,829.24 × 16,183.44
  4. Step 4: Simplify right side
    43,891.92x = 1,065,343,555.79
  5. Step 5: Solve for x
    x = 1,065,343,555.79/43,891.92
  6. Step 6: Final answer
    x = 24,271.97

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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.