Home / 36,067.65-49,764.81-20,951.33

Finding the Fourth Proportional to 36,067.65, 49,764.81 and 20,951.33

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Solution

The fourth proportional to 36,067.65, 49,764.81 and 20,951.33 is: 28,907.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,067.65 : 49,764.81 = 20,951.33 : x
  2. Step 2: Convert to fraction form
    36,067.65/49,764.81 = 20,951.33/x
  3. Step 3: Cross multiply
    36,067.65x = 49,764.81 × 20,951.33
  4. Step 4: Simplify right side
    36,067.65x = 1,042,638,707.87
  5. Step 5: Solve for x
    x = 1,042,638,707.87/36,067.65
  6. Step 6: Final answer
    x = 28,907.86

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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.