Home / 17,168.46-25,753.60-5,480.76

Finding the Fourth Proportional to 17,168.46, 25,753.60 and 5,480.76

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Solution

The fourth proportional to 17,168.46, 25,753.60 and 5,480.76 is: 8,221.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,168.46 : 25,753.60 = 5,480.76 : x
  2. Step 2: Convert to fraction form
    17,168.46/25,753.60 = 5,480.76/x
  3. Step 3: Cross multiply
    17,168.46x = 25,753.60 × 5,480.76
  4. Step 4: Simplify right side
    17,168.46x = 141,149,300.74
  5. Step 5: Solve for x
    x = 141,149,300.74/17,168.46
  6. Step 6: Final answer
    x = 8,221.43

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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.