Home / 36,119.72-54,184.78-11,161.96

Finding the Fourth Proportional to 36,119.72, 54,184.78 and 11,161.96

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Solution

The fourth proportional to 36,119.72, 54,184.78 and 11,161.96 is: 16,744.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,119.72 : 54,184.78 = 11,161.96 : x
  2. Step 2: Convert to fraction form
    36,119.72/54,184.78 = 11,161.96/x
  3. Step 3: Cross multiply
    36,119.72x = 54,184.78 × 11,161.96
  4. Step 4: Simplify right side
    36,119.72x = 604,808,346.97
  5. Step 5: Solve for x
    x = 604,808,346.97/36,119.72
  6. Step 6: Final answer
    x = 16,744.55

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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.