Home / 49,402.82-68,177.22-28,181.72

Finding the Fourth Proportional to 49,402.82, 68,177.22 and 28,181.72

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Solution

The fourth proportional to 49,402.82, 68,177.22 and 28,181.72 is: 38,891.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,402.82 : 68,177.22 = 28,181.72 : x
  2. Step 2: Convert to fraction form
    49,402.82/68,177.22 = 28,181.72/x
  3. Step 3: Cross multiply
    49,402.82x = 68,177.22 × 28,181.72
  4. Step 4: Simplify right side
    49,402.82x = 1,921,351,324.42
  5. Step 5: Solve for x
    x = 1,921,351,324.42/49,402.82
  6. Step 6: Final answer
    x = 38,891.53

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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.