Home / 38,015.60-57,023.40-33,933.20

Finding the Fourth Proportional to 38,015.60, 57,023.40 and 33,933.20

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Solution

The fourth proportional to 38,015.60, 57,023.40 and 33,933.20 is: 50,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,015.60 : 57,023.40 = 33,933.20 : x
  2. Step 2: Convert to fraction form
    38,015.60/57,023.40 = 33,933.20/x
  3. Step 3: Cross multiply
    38,015.60x = 57,023.40 × 33,933.20
  4. Step 4: Simplify right side
    38,015.60x = 1,934,986,436.88
  5. Step 5: Solve for x
    x = 1,934,986,436.88/38,015.60
  6. Step 6: Final answer
    x = 50,899.80

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Similar ratio
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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.