Home / 14,728.30-22,049.04-9,721.44

Finding the Fourth Proportional to 14,728.30, 22,049.04 and 9,721.44

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Solution

The fourth proportional to 14,728.30, 22,049.04 and 9,721.44 is: 14,553.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,728.30 : 22,049.04 = 9,721.44 : x
  2. Step 2: Convert to fraction form
    14,728.30/22,049.04 = 9,721.44/x
  3. Step 3: Cross multiply
    14,728.30x = 22,049.04 × 9,721.44
  4. Step 4: Simplify right side
    14,728.30x = 214,348,419.42
  5. Step 5: Solve for x
    x = 214,348,419.42/14,728.30
  6. Step 6: Final answer
    x = 14,553.51

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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.