Home / 49,279.14-73,919.04-18,114.39

Finding the Fourth Proportional to 49,279.14, 73,919.04 and 18,114.39

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Solution

The fourth proportional to 49,279.14, 73,919.04 and 18,114.39 is: 27,171.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,279.14 : 73,919.04 = 18,114.39 : x
  2. Step 2: Convert to fraction form
    49,279.14/73,919.04 = 18,114.39/x
  3. Step 3: Cross multiply
    49,279.14x = 73,919.04 × 18,114.39
  4. Step 4: Simplify right side
    49,279.14x = 1,338,998,318.99
  5. Step 5: Solve for x
    x = 1,338,998,318.99/49,279.14
  6. Step 6: Final answer
    x = 27,171.71

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1.5x scale

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.