Home / 36,255.30-50,032.80-20,338.80

Finding the Fourth Proportional to 36,255.30, 50,032.80 and 20,338.80

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Solution

The fourth proportional to 36,255.30, 50,032.80 and 20,338.80 is: 28,067.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,255.30 : 50,032.80 = 20,338.80 : x
  2. Step 2: Convert to fraction form
    36,255.30/50,032.80 = 20,338.80/x
  3. Step 3: Cross multiply
    36,255.30x = 50,032.80 × 20,338.80
  4. Step 4: Simplify right side
    36,255.30x = 1,017,607,112.64
  5. Step 5: Solve for x
    x = 1,017,607,112.64/36,255.30
  6. Step 6: Final answer
    x = 28,067.82

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1.5x scale

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.