Home / 49,273.12-67,986.84-28,046.80

Finding the Fourth Proportional to 49,273.12, 67,986.84 and 28,046.80

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Solution

The fourth proportional to 49,273.12, 67,986.84 and 28,046.80 is: 38,698.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,273.12 : 67,986.84 = 28,046.80 : x
  2. Step 2: Convert to fraction form
    49,273.12/67,986.84 = 28,046.80/x
  3. Step 3: Cross multiply
    49,273.12x = 67,986.84 × 28,046.80
  4. Step 4: Simplify right side
    49,273.12x = 1,906,813,304.11
  5. Step 5: Solve for x
    x = 1,906,813,304.11/49,273.12
  6. Step 6: Final answer
    x = 38,698.85

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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.