Home / 49,982-74,914.68-27,784.76

Finding the Fourth Proportional to 49,982, 74,914.68 and 27,784.76

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Solution

The fourth proportional to 49,982, 74,914.68 and 27,784.76 is: 41,644.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,982 : 74,914.68 = 27,784.76 : x
  2. Step 2: Convert to fraction form
    49,982/74,914.68 = 27,784.76/x
  3. Step 3: Cross multiply
    49,982x = 74,914.68 × 27,784.76
  4. Step 4: Simplify right side
    49,982x = 2,081,486,404.28
  5. Step 5: Solve for x
    x = 2,081,486,404.28/49,982
  6. Step 6: Final answer
    x = 41,644.72

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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.