Home / 36,181.26-54,279.87-12,164.75

Finding the Fourth Proportional to 36,181.26, 54,279.87 and 12,164.75

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Solution

The fourth proportional to 36,181.26, 54,279.87 and 12,164.75 is: 18,249.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,181.26 : 54,279.87 = 12,164.75 : x
  2. Step 2: Convert to fraction form
    36,181.26/54,279.87 = 12,164.75/x
  3. Step 3: Cross multiply
    36,181.26x = 54,279.87 × 12,164.75
  4. Step 4: Simplify right side
    36,181.26x = 660,300,716.36
  5. Step 5: Solve for x
    x = 660,300,716.36/36,181.26
  6. Step 6: Final answer
    x = 18,249.80

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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.