Home / 15,249.11-22,908.71-10,817.78

Finding the Fourth Proportional to 15,249.11, 22,908.71 and 10,817.78

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Solution

The fourth proportional to 15,249.11, 22,908.71 and 10,817.78 is: 16,251.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,249.11 : 22,908.71 = 10,817.78 : x
  2. Step 2: Convert to fraction form
    15,249.11/22,908.71 = 10,817.78/x
  3. Step 3: Cross multiply
    15,249.11x = 22,908.71 × 10,817.78
  4. Step 4: Simplify right side
    15,249.11x = 247,821,320.04
  5. Step 5: Solve for x
    x = 247,821,320.04/15,249.11
  6. Step 6: Final answer
    x = 16,251.53

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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.