Home / 11,490.24-17,232.66-7,324.14

Finding the Fourth Proportional to 11,490.24, 17,232.66 and 7,324.14

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Solution

The fourth proportional to 11,490.24, 17,232.66 and 7,324.14 is: 10,984.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,490.24 : 17,232.66 = 7,324.14 : x
  2. Step 2: Convert to fraction form
    11,490.24/17,232.66 = 7,324.14/x
  3. Step 3: Cross multiply
    11,490.24x = 17,232.66 × 7,324.14
  4. Step 4: Simplify right side
    11,490.24x = 126,214,414.41
  5. Step 5: Solve for x
    x = 126,214,414.41/11,490.24
  6. Step 6: Final answer
    x = 10,984.49

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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.