Home / 17,152.12-25,728.18-11,307.36

Finding the Fourth Proportional to 17,152.12, 25,728.18 and 11,307.36

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Solution

The fourth proportional to 17,152.12, 25,728.18 and 11,307.36 is: 16,961.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,152.12 : 25,728.18 = 11,307.36 : x
  2. Step 2: Convert to fraction form
    17,152.12/25,728.18 = 11,307.36/x
  3. Step 3: Cross multiply
    17,152.12x = 25,728.18 × 11,307.36
  4. Step 4: Simplify right side
    17,152.12x = 290,917,793.40
  5. Step 5: Solve for x
    x = 290,917,793.40/17,152.12
  6. Step 6: Final answer
    x = 16,961.04

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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.