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Finding the Fourth Proportional to 43,958.05, 65,947.44 and 14,375.77

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Solution

The fourth proportional to 43,958.05, 65,947.44 and 14,375.77 is: 21,567.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,958.05 : 65,947.44 = 14,375.77 : x
  2. Step 2: Convert to fraction form
    43,958.05/65,947.44 = 14,375.77/x
  3. Step 3: Cross multiply
    43,958.05x = 65,947.44 × 14,375.77
  4. Step 4: Simplify right side
    43,958.05x = 948,045,229.53
  5. Step 5: Solve for x
    x = 948,045,229.53/43,958.05
  6. Step 6: Final answer
    x = 21,567.04

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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.