Home / 57,799.28-79,758.36-33,906.80

Finding the Fourth Proportional to 57,799.28, 79,758.36 and 33,906.80

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Solution

The fourth proportional to 57,799.28, 79,758.36 and 33,906.80 is: 46,788.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,799.28 : 79,758.36 = 33,906.80 : x
  2. Step 2: Convert to fraction form
    57,799.28/79,758.36 = 33,906.80/x
  3. Step 3: Cross multiply
    57,799.28x = 79,758.36 × 33,906.80
  4. Step 4: Simplify right side
    57,799.28x = 2,704,350,760.85
  5. Step 5: Solve for x
    x = 2,704,350,760.85/57,799.28
  6. Step 6: Final answer
    x = 46,788.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.