Home / 36,767.36-55,131.96-18,039.20

Finding the Fourth Proportional to 36,767.36, 55,131.96 and 18,039.20

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Solution

The fourth proportional to 36,767.36, 55,131.96 and 18,039.20 is: 27,049.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,767.36 : 55,131.96 = 18,039.20 : x
  2. Step 2: Convert to fraction form
    36,767.36/55,131.96 = 18,039.20/x
  3. Step 3: Cross multiply
    36,767.36x = 55,131.96 × 18,039.20
  4. Step 4: Simplify right side
    36,767.36x = 994,536,452.83
  5. Step 5: Solve for x
    x = 994,536,452.83/36,767.36
  6. Step 6: Final answer
    x = 27,049.44

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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.