Home / 36,119.69-54,181.97-13,933.25

Finding the Fourth Proportional to 36,119.69, 54,181.97 and 13,933.25

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Solution

The fourth proportional to 36,119.69, 54,181.97 and 13,933.25 is: 20,900.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,119.69 : 54,181.97 = 13,933.25 : x
  2. Step 2: Convert to fraction form
    36,119.69/54,181.97 = 13,933.25/x
  3. Step 3: Cross multiply
    36,119.69x = 54,181.97 × 13,933.25
  4. Step 4: Simplify right side
    36,119.69x = 754,930,863.84
  5. Step 5: Solve for x
    x = 754,930,863.84/36,119.69
  6. Step 6: Final answer
    x = 20,900.81

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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.