Home / 17,157.20-25,738.68-5,469.52

Finding the Fourth Proportional to 17,157.20, 25,738.68 and 5,469.52

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Solution

The fourth proportional to 17,157.20, 25,738.68 and 5,469.52 is: 8,205.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,157.20 : 25,738.68 = 5,469.52 : x
  2. Step 2: Convert to fraction form
    17,157.20/25,738.68 = 5,469.52/x
  3. Step 3: Cross multiply
    17,157.20x = 25,738.68 × 5,469.52
  4. Step 4: Simplify right side
    17,157.20x = 140,778,225.03
  5. Step 5: Solve for x
    x = 140,778,225.03/17,157.20
  6. Step 6: Final answer
    x = 8,205.20

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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.