Home / 43,473.62-65,178.48-13,874.42

Finding the Fourth Proportional to 43,473.62, 65,178.48 and 13,874.42

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Solution

The fourth proportional to 43,473.62, 65,178.48 and 13,874.42 is: 20,801.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,473.62 : 65,178.48 = 13,874.42 : x
  2. Step 2: Convert to fraction form
    43,473.62/65,178.48 = 13,874.42/x
  3. Step 3: Cross multiply
    43,473.62x = 65,178.48 × 13,874.42
  4. Step 4: Simplify right side
    43,473.62x = 904,313,606.48
  5. Step 5: Solve for x
    x = 904,313,606.48/43,473.62
  6. Step 6: Final answer
    x = 20,801.43

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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.