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Finding the Fourth Proportional to 15,180.53, 22,772.43 and 5,828.49

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Solution

The fourth proportional to 15,180.53, 22,772.43 and 5,828.49 is: 8,743.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,180.53 : 22,772.43 = 5,828.49 : x
  2. Step 2: Convert to fraction form
    15,180.53/22,772.43 = 5,828.49/x
  3. Step 3: Cross multiply
    15,180.53x = 22,772.43 × 5,828.49
  4. Step 4: Simplify right side
    15,180.53x = 132,728,880.53
  5. Step 5: Solve for x
    x = 132,728,880.53/15,180.53
  6. Step 6: Final answer
    x = 8,743.37

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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.