Home / 13,834.22-20,751.28-3,445.97

Finding the Fourth Proportional to 13,834.22, 20,751.28 and 3,445.97

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Solution

The fourth proportional to 13,834.22, 20,751.28 and 3,445.97 is: 5,168.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,834.22 : 20,751.28 = 3,445.97 : x
  2. Step 2: Convert to fraction form
    13,834.22/20,751.28 = 3,445.97/x
  3. Step 3: Cross multiply
    13,834.22x = 20,751.28 × 3,445.97
  4. Step 4: Simplify right side
    13,834.22x = 71,508,175.97
  5. Step 5: Solve for x
    x = 71,508,175.97/13,834.22
  6. Step 6: Final answer
    x = 5,168.94

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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.