Home / 43,542.40-65,318.64-17,249.44

Finding the Fourth Proportional to 43,542.40, 65,318.64 and 17,249.44

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Solution

The fourth proportional to 43,542.40, 65,318.64 and 17,249.44 is: 25,876.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,542.40 : 65,318.64 = 17,249.44 : x
  2. Step 2: Convert to fraction form
    43,542.40/65,318.64 = 17,249.44/x
  3. Step 3: Cross multiply
    43,542.40x = 65,318.64 × 17,249.44
  4. Step 4: Simplify right side
    43,542.40x = 1,126,709,961.56
  5. Step 5: Solve for x
    x = 1,126,709,961.56/43,542.40
  6. Step 6: Final answer
    x = 25,876.16

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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.