Home / 36,067.80-49,773.28-20,152.08

Finding the Fourth Proportional to 36,067.80, 49,773.28 and 20,152.08

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Solution

The fourth proportional to 36,067.80, 49,773.28 and 20,152.08 is: 27,809.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,067.80 : 49,773.28 = 20,152.08 : x
  2. Step 2: Convert to fraction form
    36,067.80/49,773.28 = 20,152.08/x
  3. Step 3: Cross multiply
    36,067.80x = 49,773.28 × 20,152.08
  4. Step 4: Simplify right side
    36,067.80x = 1,003,035,120.42
  5. Step 5: Solve for x
    x = 1,003,035,120.42/36,067.80
  6. Step 6: Final answer
    x = 27,809.71

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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.