Home / 36,119.68-54,184.72-11,161.92

Finding the Fourth Proportional to 36,119.68, 54,184.72 and 11,161.92

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Solution

The fourth proportional to 36,119.68, 54,184.72 and 11,161.92 is: 16,744.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,119.68 : 54,184.72 = 11,161.92 : x
  2. Step 2: Convert to fraction form
    36,119.68/54,184.72 = 11,161.92/x
  3. Step 3: Cross multiply
    36,119.68x = 54,184.72 × 11,161.92
  4. Step 4: Simplify right side
    36,119.68x = 604,805,509.86
  5. Step 5: Solve for x
    x = 604,805,509.86/36,119.68
  6. Step 6: Final answer
    x = 16,744.49

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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.