Home / 36,797.62-55,231.08-19,279.75

Finding the Fourth Proportional to 36,797.62, 55,231.08 and 19,279.75

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Solution

The fourth proportional to 36,797.62, 55,231.08 and 19,279.75 is: 28,937.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,797.62 : 55,231.08 = 19,279.75 : x
  2. Step 2: Convert to fraction form
    36,797.62/55,231.08 = 19,279.75/x
  3. Step 3: Cross multiply
    36,797.62x = 55,231.08 × 19,279.75
  4. Step 4: Simplify right side
    36,797.62x = 1,064,841,414.63
  5. Step 5: Solve for x
    x = 1,064,841,414.63/36,797.62
  6. Step 6: Final answer
    x = 28,937.78

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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.