Home / 36,942.22-55,376.38-13,243.32

Finding the Fourth Proportional to 36,942.22, 55,376.38 and 13,243.32

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Solution

The fourth proportional to 36,942.22, 55,376.38 and 13,243.32 is: 19,851.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,942.22 : 55,376.38 = 13,243.32 : x
  2. Step 2: Convert to fraction form
    36,942.22/55,376.38 = 13,243.32/x
  3. Step 3: Cross multiply
    36,942.22x = 55,376.38 × 13,243.32
  4. Step 4: Simplify right side
    36,942.22x = 733,367,120.78
  5. Step 5: Solve for x
    x = 733,367,120.78/36,942.22
  6. Step 6: Final answer
    x = 19,851.73

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1.5x scale

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.