Home / 41,921.85-57,822.84-28,469.73

Finding the Fourth Proportional to 41,921.85, 57,822.84 and 28,469.73

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Solution

The fourth proportional to 41,921.85, 57,822.84 and 28,469.73 is: 39,268.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,921.85 : 57,822.84 = 28,469.73 : x
  2. Step 2: Convert to fraction form
    41,921.85/57,822.84 = 28,469.73/x
  3. Step 3: Cross multiply
    41,921.85x = 57,822.84 × 28,469.73
  4. Step 4: Simplify right side
    41,921.85x = 1,646,200,642.63
  5. Step 5: Solve for x
    x = 1,646,200,642.63/41,921.85
  6. Step 6: Final answer
    x = 39,268.32

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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.