Home / 11,922.24-17,881.08-3,600.48

Finding the Fourth Proportional to 11,922.24, 17,881.08 and 3,600.48

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Solution

The fourth proportional to 11,922.24, 17,881.08 and 3,600.48 is: 5,400.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,922.24 : 17,881.08 = 3,600.48 : x
  2. Step 2: Convert to fraction form
    11,922.24/17,881.08 = 3,600.48/x
  3. Step 3: Cross multiply
    11,922.24x = 17,881.08 × 3,600.48
  4. Step 4: Simplify right side
    11,922.24x = 64,380,470.92
  5. Step 5: Solve for x
    x = 64,380,470.92/11,922.24
  6. Step 6: Final answer
    x = 5,400.03

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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.