Home / 13,626.96-20,446.20-5,839.44

Finding the Fourth Proportional to 13,626.96, 20,446.20 and 5,839.44

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Solution

The fourth proportional to 13,626.96, 20,446.20 and 5,839.44 is: 8,761.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,626.96 : 20,446.20 = 5,839.44 : x
  2. Step 2: Convert to fraction form
    13,626.96/20,446.20 = 5,839.44/x
  3. Step 3: Cross multiply
    13,626.96x = 20,446.20 × 5,839.44
  4. Step 4: Simplify right side
    13,626.96x = 119,394,358.13
  5. Step 5: Solve for x
    x = 119,394,358.13/13,626.96
  6. Step 6: Final answer
    x = 8,761.63

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1.5x scale

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.