Home / 33,821.20-50,777.40-19,795.60

Finding the Fourth Proportional to 33,821.20, 50,777.40 and 19,795.60

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Solution

The fourth proportional to 33,821.20, 50,777.40 and 19,795.60 is: 29,720.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,821.20 : 50,777.40 = 19,795.60 : x
  2. Step 2: Convert to fraction form
    33,821.20/50,777.40 = 19,795.60/x
  3. Step 3: Cross multiply
    33,821.20x = 50,777.40 × 19,795.60
  4. Step 4: Simplify right side
    33,821.20x = 1,005,169,099.44
  5. Step 5: Solve for x
    x = 1,005,169,099.44/33,821.20
  6. Step 6: Final answer
    x = 29,720.09

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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.