Home / 17,152.56-25,728.84-11,307.80

Finding the Fourth Proportional to 17,152.56, 25,728.84 and 11,307.80

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Solution

The fourth proportional to 17,152.56, 25,728.84 and 11,307.80 is: 16,961.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,152.56 : 25,728.84 = 11,307.80 : x
  2. Step 2: Convert to fraction form
    17,152.56/25,728.84 = 11,307.80/x
  3. Step 3: Cross multiply
    17,152.56x = 25,728.84 × 11,307.80
  4. Step 4: Simplify right side
    17,152.56x = 290,936,576.95
  5. Step 5: Solve for x
    x = 290,936,576.95/17,152.56
  6. Step 6: Final answer
    x = 16,961.70

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Similar ratio
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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.