Home / 49,694.48-74,554.68-18,530

Finding the Fourth Proportional to 49,694.48, 74,554.68 and 18,530

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Solution

The fourth proportional to 49,694.48, 74,554.68 and 18,530 is: 27,799.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,694.48 : 74,554.68 = 18,530 : x
  2. Step 2: Convert to fraction form
    49,694.48/74,554.68 = 18,530/x
  3. Step 3: Cross multiply
    49,694.48x = 74,554.68 × 18,530
  4. Step 4: Simplify right side
    49,694.48x = 1,381,498,220.40
  5. Step 5: Solve for x
    x = 1,381,498,220.40/49,694.48
  6. Step 6: Final answer
    x = 27,799.83

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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.