Home / 36,046.35-54,081.81-18,268.20

Finding the Fourth Proportional to 36,046.35, 54,081.81 and 18,268.20

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Solution

The fourth proportional to 36,046.35, 54,081.81 and 18,268.20 is: 27,408.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,046.35 : 54,081.81 = 18,268.20 : x
  2. Step 2: Convert to fraction form
    36,046.35/54,081.81 = 18,268.20/x
  3. Step 3: Cross multiply
    36,046.35x = 54,081.81 × 18,268.20
  4. Step 4: Simplify right side
    36,046.35x = 987,977,321.44
  5. Step 5: Solve for x
    x = 987,977,321.44/36,046.35
  6. Step 6: Final answer
    x = 27,408.53

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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.