Home / 49,954-68,936.76-28,734.52

Finding the Fourth Proportional to 49,954, 68,936.76 and 28,734.52

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Solution

The fourth proportional to 49,954, 68,936.76 and 28,734.52 is: 39,653.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,954 : 68,936.76 = 28,734.52 : x
  2. Step 2: Convert to fraction form
    49,954/68,936.76 = 28,734.52/x
  3. Step 3: Cross multiply
    49,954x = 68,936.76 × 28,734.52
  4. Step 4: Simplify right side
    49,954x = 1,980,864,708.96
  5. Step 5: Solve for x
    x = 1,980,864,708.96/49,954
  6. Step 6: Final answer
    x = 39,653.78

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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.