Home / 50,273.14-69,378.64-28,766.43

Finding the Fourth Proportional to 50,273.14, 69,378.64 and 28,766.43

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Solution

The fourth proportional to 50,273.14, 69,378.64 and 28,766.43 is: 39,698.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,273.14 : 69,378.64 = 28,766.43 : x
  2. Step 2: Convert to fraction form
    50,273.14/69,378.64 = 28,766.43/x
  3. Step 3: Cross multiply
    50,273.14x = 69,378.64 × 28,766.43
  4. Step 4: Simplify right side
    50,273.14x = 1,995,775,791.06
  5. Step 5: Solve for x
    x = 1,995,775,791.06/50,273.14
  6. Step 6: Final answer
    x = 39,698.65

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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.