Home / 49,270.21-67,992.97-28,049.48

Finding the Fourth Proportional to 49,270.21, 67,992.97 and 28,049.48

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Solution

The fourth proportional to 49,270.21, 67,992.97 and 28,049.48 is: 38,708.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,270.21 : 67,992.97 = 28,049.48 : x
  2. Step 2: Convert to fraction form
    49,270.21/67,992.97 = 28,049.48/x
  3. Step 3: Cross multiply
    49,270.21x = 67,992.97 × 28,049.48
  4. Step 4: Simplify right side
    49,270.21x = 1,907,167,452.16
  5. Step 5: Solve for x
    x = 1,907,167,452.16/49,270.21
  6. Step 6: Final answer
    x = 38,708.33

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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.