Home / 33,721.20-50,581.80-10,344.60

Finding the Fourth Proportional to 33,721.20, 50,581.80 and 10,344.60

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Solution

The fourth proportional to 33,721.20, 50,581.80 and 10,344.60 is: 15,516.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,721.20 : 50,581.80 = 10,344.60 : x
  2. Step 2: Convert to fraction form
    33,721.20/50,581.80 = 10,344.60/x
  3. Step 3: Cross multiply
    33,721.20x = 50,581.80 × 10,344.60
  4. Step 4: Simplify right side
    33,721.20x = 523,248,488.28
  5. Step 5: Solve for x
    x = 523,248,488.28/33,721.20
  6. Step 6: Final answer
    x = 15,516.90

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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.