Home / 43,932.12-65,908.56-14,349.90

Finding the Fourth Proportional to 43,932.12, 65,908.56 and 14,349.90

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Solution

The fourth proportional to 43,932.12, 65,908.56 and 14,349.90 is: 21,528.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,932.12 : 65,908.56 = 14,349.90 : x
  2. Step 2: Convert to fraction form
    43,932.12/65,908.56 = 14,349.90/x
  3. Step 3: Cross multiply
    43,932.12x = 65,908.56 × 14,349.90
  4. Step 4: Simplify right side
    43,932.12x = 945,781,245.14
  5. Step 5: Solve for x
    x = 945,781,245.14/43,932.12
  6. Step 6: Final answer
    x = 21,528.24

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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.