Home / 33,821.20-50,746.20-21,350.80

Finding the Fourth Proportional to 33,821.20, 50,746.20 and 21,350.80

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Solution

The fourth proportional to 33,821.20, 50,746.20 and 21,350.80 is: 32,035.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,821.20 : 50,746.20 = 21,350.80 : x
  2. Step 2: Convert to fraction form
    33,821.20/50,746.20 = 21,350.80/x
  3. Step 3: Cross multiply
    33,821.20x = 50,746.20 × 21,350.80
  4. Step 4: Simplify right side
    33,821.20x = 1,083,471,966.96
  5. Step 5: Solve for x
    x = 1,083,471,966.96/33,821.20
  6. Step 6: Final answer
    x = 32,035.29

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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.