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Finding the Fourth Proportional to 43,957.92, 65,944.98 and 14,377.41

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Solution

The fourth proportional to 43,957.92, 65,944.98 and 14,377.41 is: 21,568.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,957.92 : 65,944.98 = 14,377.41 : x
  2. Step 2: Convert to fraction form
    43,957.92/65,944.98 = 14,377.41/x
  3. Step 3: Cross multiply
    43,957.92x = 65,944.98 × 14,377.41
  4. Step 4: Simplify right side
    43,957.92x = 948,118,014.90
  5. Step 5: Solve for x
    x = 948,118,014.90/43,957.92
  6. Step 6: Final answer
    x = 21,568.76

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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.