Home / 36,824.64-55,231.26-20,192.88

Finding the Fourth Proportional to 36,824.64, 55,231.26 and 20,192.88

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Solution

The fourth proportional to 36,824.64, 55,231.26 and 20,192.88 is: 30,286.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,824.64 : 55,231.26 = 20,192.88 : x
  2. Step 2: Convert to fraction form
    36,824.64/55,231.26 = 20,192.88/x
  3. Step 3: Cross multiply
    36,824.64x = 55,231.26 × 20,192.88
  4. Step 4: Simplify right side
    36,824.64x = 1,115,278,205.43
  5. Step 5: Solve for x
    x = 1,115,278,205.43/36,824.64
  6. Step 6: Final answer
    x = 30,286.19

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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.