Home / 17,152.56-25,728.66-5,466.78

Finding the Fourth Proportional to 17,152.56, 25,728.66 and 5,466.78

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Solution

The fourth proportional to 17,152.56, 25,728.66 and 5,466.78 is: 8,200.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,152.56 : 25,728.66 = 5,466.78 : x
  2. Step 2: Convert to fraction form
    17,152.56/25,728.66 = 5,466.78/x
  3. Step 3: Cross multiply
    17,152.56x = 25,728.66 × 5,466.78
  4. Step 4: Simplify right side
    17,152.56x = 140,652,923.91
  5. Step 5: Solve for x
    x = 140,652,923.91/17,152.56
  6. Step 6: Final answer
    x = 8,200.11

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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.