Home / 36,174.84-49,919.82-21,067.96

Finding the Fourth Proportional to 36,174.84, 49,919.82 and 21,067.96

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Solution

The fourth proportional to 36,174.84, 49,919.82 and 21,067.96 is: 29,072.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,174.84 : 49,919.82 = 21,067.96 : x
  2. Step 2: Convert to fraction form
    36,174.84/49,919.82 = 21,067.96/x
  3. Step 3: Cross multiply
    36,174.84x = 49,919.82 × 21,067.96
  4. Step 4: Simplify right side
    36,174.84x = 1,051,708,770.97
  5. Step 5: Solve for x
    x = 1,051,708,770.97/36,174.84
  6. Step 6: Final answer
    x = 29,072.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.