Home / 33,822.20-50,636.10-20,700.20

Finding the Fourth Proportional to 33,822.20, 50,636.10 and 20,700.20

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Solution

The fourth proportional to 33,822.20, 50,636.10 and 20,700.20 is: 30,990.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,822.20 : 50,636.10 = 20,700.20 : x
  2. Step 2: Convert to fraction form
    33,822.20/50,636.10 = 20,700.20/x
  3. Step 3: Cross multiply
    33,822.20x = 50,636.10 × 20,700.20
  4. Step 4: Simplify right side
    33,822.20x = 1,048,177,397.22
  5. Step 5: Solve for x
    x = 1,048,177,397.22/33,822.20
  6. Step 6: Final answer
    x = 30,990.81

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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.