Home / 49,375.22-74,062.47-19,792.62

Finding the Fourth Proportional to 49,375.22, 74,062.47 and 19,792.62

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Solution

The fourth proportional to 49,375.22, 74,062.47 and 19,792.62 is: 29,688.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,375.22 : 74,062.47 = 19,792.62 : x
  2. Step 2: Convert to fraction form
    49,375.22/74,062.47 = 19,792.62/x
  3. Step 3: Cross multiply
    49,375.22x = 74,062.47 × 19,792.62
  4. Step 4: Simplify right side
    49,375.22x = 1,465,890,324.97
  5. Step 5: Solve for x
    x = 1,465,890,324.97/49,375.22
  6. Step 6: Final answer
    x = 29,688.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.