Home / 19,229.20-28,843.66-10,348.70

Finding the Fourth Proportional to 19,229.20, 28,843.66 and 10,348.70

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Solution

The fourth proportional to 19,229.20, 28,843.66 and 10,348.70 is: 15,522.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,229.20 : 28,843.66 = 10,348.70 : x
  2. Step 2: Convert to fraction form
    19,229.20/28,843.66 = 10,348.70/x
  3. Step 3: Cross multiply
    19,229.20x = 28,843.66 × 10,348.70
  4. Step 4: Simplify right side
    19,229.20x = 298,494,384.24
  5. Step 5: Solve for x
    x = 298,494,384.24/19,229.20
  6. Step 6: Final answer
    x = 15,522.97

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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.