Home / 43,932.85-65,909.70-14,350.64

Finding the Fourth Proportional to 43,932.85, 65,909.70 and 14,350.64

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Solution

The fourth proportional to 43,932.85, 65,909.70 and 14,350.64 is: 21,529.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,932.85 : 65,909.70 = 14,350.64 : x
  2. Step 2: Convert to fraction form
    43,932.85/65,909.70 = 14,350.64/x
  3. Step 3: Cross multiply
    43,932.85x = 65,909.70 × 14,350.64
  4. Step 4: Simplify right side
    43,932.85x = 945,846,047.66
  5. Step 5: Solve for x
    x = 945,846,047.66/43,932.85
  6. Step 6: Final answer
    x = 21,529.36

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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.