Home / 11,943.21-17,912.49-11,350.52

Finding the Fourth Proportional to 11,943.21, 17,912.49 and 11,350.52

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Solution

The fourth proportional to 11,943.21, 17,912.49 and 11,350.52 is: 17,023.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,943.21 : 17,912.49 = 11,350.52 : x
  2. Step 2: Convert to fraction form
    11,943.21/17,912.49 = 11,350.52/x
  3. Step 3: Cross multiply
    11,943.21x = 17,912.49 × 11,350.52
  4. Step 4: Simplify right side
    11,943.21x = 203,315,986.43
  5. Step 5: Solve for x
    x = 203,315,986.43/11,943.21
  6. Step 6: Final answer
    x = 17,023.56

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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.