Home / 17,192.20-25,812.60-10,631.20

Finding the Fourth Proportional to 17,192.20, 25,812.60 and 10,631.20

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Solution

The fourth proportional to 17,192.20, 25,812.60 and 10,631.20 is: 15,961.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,192.20 : 25,812.60 = 10,631.20 : x
  2. Step 2: Convert to fraction form
    17,192.20/25,812.60 = 10,631.20/x
  3. Step 3: Cross multiply
    17,192.20x = 25,812.60 × 10,631.20
  4. Step 4: Simplify right side
    17,192.20x = 274,418,913.12
  5. Step 5: Solve for x
    x = 274,418,913.12/17,192.20
  6. Step 6: Final answer
    x = 15,961.83

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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.