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Finding the Fourth Proportional to 29,739, 41,039.82 and 16,491

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Solution

The fourth proportional to 29,739, 41,039.82 and 16,491 is: 22,757.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,739 : 41,039.82 = 16,491 : x
  2. Step 2: Convert to fraction form
    29,739/41,039.82 = 16,491/x
  3. Step 3: Cross multiply
    29,739x = 41,039.82 × 16,491
  4. Step 4: Simplify right side
    29,739x = 676,787,671.62
  5. Step 5: Solve for x
    x = 676,787,671.62/29,739
  6. Step 6: Final answer
    x = 22,757.58

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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.