Home / 49,882.19-68,849.24-28,673.78

Finding the Fourth Proportional to 49,882.19, 68,849.24 and 28,673.78

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Solution

The fourth proportional to 49,882.19, 68,849.24 and 28,673.78 is: 39,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,882.19 : 68,849.24 = 28,673.78 : x
  2. Step 2: Convert to fraction form
    49,882.19/68,849.24 = 28,673.78/x
  3. Step 3: Cross multiply
    49,882.19x = 68,849.24 × 28,673.78
  4. Step 4: Simplify right side
    49,882.19x = 1,974,167,473.31
  5. Step 5: Solve for x
    x = 1,974,167,473.31/49,882.19
  6. Step 6: Final answer
    x = 39,576.60

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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.