Home / 33,104.78-49,657.20-9,747.62

Finding the Fourth Proportional to 33,104.78, 49,657.20 and 9,747.62

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Solution

The fourth proportional to 33,104.78, 49,657.20 and 9,747.62 is: 14,621.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,104.78 : 49,657.20 = 9,747.62 : x
  2. Step 2: Convert to fraction form
    33,104.78/49,657.20 = 9,747.62/x
  3. Step 3: Cross multiply
    33,104.78x = 49,657.20 × 9,747.62
  4. Step 4: Simplify right side
    33,104.78x = 484,039,515.86
  5. Step 5: Solve for x
    x = 484,039,515.86/33,104.78
  6. Step 6: Final answer
    x = 14,621.44

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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.