Home / 10,825.20-16,237.80-10,169.10

Finding the Fourth Proportional to 10,825.20, 16,237.80 and 10,169.10

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Solution

The fourth proportional to 10,825.20, 16,237.80 and 10,169.10 is: 15,253.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,825.20 : 16,237.80 = 10,169.10 : x
  2. Step 2: Convert to fraction form
    10,825.20/16,237.80 = 10,169.10/x
  3. Step 3: Cross multiply
    10,825.20x = 16,237.80 × 10,169.10
  4. Step 4: Simplify right side
    10,825.20x = 165,123,811.98
  5. Step 5: Solve for x
    x = 165,123,811.98/10,825.20
  6. Step 6: Final answer
    x = 15,253.65

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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.