Home / 13,792.62-20,695.76-5,472.44

Finding the Fourth Proportional to 13,792.62, 20,695.76 and 5,472.44

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Solution

The fourth proportional to 13,792.62, 20,695.76 and 5,472.44 is: 8,211.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,792.62 : 20,695.76 = 5,472.44 : x
  2. Step 2: Convert to fraction form
    13,792.62/20,695.76 = 5,472.44/x
  3. Step 3: Cross multiply
    13,792.62x = 20,695.76 × 5,472.44
  4. Step 4: Simplify right side
    13,792.62x = 113,256,304.85
  5. Step 5: Solve for x
    x = 113,256,304.85/13,792.62
  6. Step 6: Final answer
    x = 8,211.37

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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.