Home / 43,982.62-65,982.03-14,402.09

Finding the Fourth Proportional to 43,982.62, 65,982.03 and 14,402.09

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Solution

The fourth proportional to 43,982.62, 65,982.03 and 14,402.09 is: 21,605.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,982.62 : 65,982.03 = 14,402.09 : x
  2. Step 2: Convert to fraction form
    43,982.62/65,982.03 = 14,402.09/x
  3. Step 3: Cross multiply
    43,982.62x = 65,982.03 × 14,402.09
  4. Step 4: Simplify right side
    43,982.62x = 950,279,134.44
  5. Step 5: Solve for x
    x = 950,279,134.44/43,982.62
  6. Step 6: Final answer
    x = 21,605.79

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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.