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Finding the Fourth Proportional to 34,808.74, 52,213.11 and 33,321.58

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Solution

The fourth proportional to 34,808.74, 52,213.11 and 33,321.58 is: 49,982.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,808.74 : 52,213.11 = 33,321.58 : x
  2. Step 2: Convert to fraction form
    34,808.74/52,213.11 = 33,321.58/x
  3. Step 3: Cross multiply
    34,808.74x = 52,213.11 × 33,321.58
  4. Step 4: Simplify right side
    34,808.74x = 1,739,823,321.91
  5. Step 5: Solve for x
    x = 1,739,823,321.91/34,808.74
  6. Step 6: Final answer
    x = 49,982.37

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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.