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Finding the Fourth Proportional to 16,474.65, 22,745.51 and 10,819.41

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Solution

The fourth proportional to 16,474.65, 22,745.51 and 10,819.41 is: 14,937.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,474.65 : 22,745.51 = 10,819.41 : x
  2. Step 2: Convert to fraction form
    16,474.65/22,745.51 = 10,819.41/x
  3. Step 3: Cross multiply
    16,474.65x = 22,745.51 × 10,819.41
  4. Step 4: Simplify right side
    16,474.65x = 246,092,998.35
  5. Step 5: Solve for x
    x = 246,092,998.35/16,474.65
  6. Step 6: Final answer
    x = 14,937.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.