Home / 11,943.43-17,915.19-3,623.52

Finding the Fourth Proportional to 11,943.43, 17,915.19 and 3,623.52

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Solution

The fourth proportional to 11,943.43, 17,915.19 and 3,623.52 is: 5,435.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,943.43 : 17,915.19 = 3,623.52 : x
  2. Step 2: Convert to fraction form
    11,943.43/17,915.19 = 3,623.52/x
  3. Step 3: Cross multiply
    11,943.43x = 17,915.19 × 3,623.52
  4. Step 4: Simplify right side
    11,943.43x = 64,916,049.27
  5. Step 5: Solve for x
    x = 64,916,049.27/11,943.43
  6. Step 6: Final answer
    x = 5,435.29

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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.