Home / 12,119.36-18,176.97-3,352.22

Finding the Fourth Proportional to 12,119.36, 18,176.97 and 3,352.22

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Solution

The fourth proportional to 12,119.36, 18,176.97 and 3,352.22 is: 5,027.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,119.36 : 18,176.97 = 3,352.22 : x
  2. Step 2: Convert to fraction form
    12,119.36/18,176.97 = 3,352.22/x
  3. Step 3: Cross multiply
    12,119.36x = 18,176.97 × 3,352.22
  4. Step 4: Simplify right side
    12,119.36x = 60,933,192.22
  5. Step 5: Solve for x
    x = 60,933,192.22/12,119.36
  6. Step 6: Final answer
    x = 5,027.76

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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.