Home / 49,841.62-74,747.76-18,669.58

Finding the Fourth Proportional to 49,841.62, 74,747.76 and 18,669.58

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Solution

The fourth proportional to 49,841.62, 74,747.76 and 18,669.58 is: 27,998.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,841.62 : 74,747.76 = 18,669.58 : x
  2. Step 2: Convert to fraction form
    49,841.62/74,747.76 = 18,669.58/x
  3. Step 3: Cross multiply
    49,841.62x = 74,747.76 × 18,669.58
  4. Step 4: Simplify right side
    49,841.62x = 1,395,509,285.14
  5. Step 5: Solve for x
    x = 1,395,509,285.14/49,841.62
  6. Step 6: Final answer
    x = 27,998.87

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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.