Home / 22,144.40-33,198.50-10,305.57

Finding the Fourth Proportional to 22,144.40, 33,198.50 and 10,305.57

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Solution

The fourth proportional to 22,144.40, 33,198.50 and 10,305.57 is: 15,449.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,144.40 : 33,198.50 = 10,305.57 : x
  2. Step 2: Convert to fraction form
    22,144.40/33,198.50 = 10,305.57/x
  3. Step 3: Cross multiply
    22,144.40x = 33,198.50 × 10,305.57
  4. Step 4: Simplify right side
    22,144.40x = 342,129,491.41
  5. Step 5: Solve for x
    x = 342,129,491.41/22,144.40
  6. Step 6: Final answer
    x = 15,449.94

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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.