Home / 17,072.75-25,592.38-8,185.55

Finding the Fourth Proportional to 17,072.75, 25,592.38 and 8,185.55

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Solution

The fourth proportional to 17,072.75, 25,592.38 and 8,185.55 is: 12,270.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,072.75 : 25,592.38 = 8,185.55 : x
  2. Step 2: Convert to fraction form
    17,072.75/25,592.38 = 8,185.55/x
  3. Step 3: Cross multiply
    17,072.75x = 25,592.38 × 8,185.55
  4. Step 4: Simplify right side
    17,072.75x = 209,487,729.16
  5. Step 5: Solve for x
    x = 209,487,729.16/17,072.75
  6. Step 6: Final answer
    x = 12,270.30

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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.