Home / 34,521.97-51,768.68-10,821.58

Finding the Fourth Proportional to 34,521.97, 51,768.68 and 10,821.58

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Solution

The fourth proportional to 34,521.97, 51,768.68 and 10,821.58 is: 16,227.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,521.97 : 51,768.68 = 10,821.58 : x
  2. Step 2: Convert to fraction form
    34,521.97/51,768.68 = 10,821.58/x
  3. Step 3: Cross multiply
    34,521.97x = 51,768.68 × 10,821.58
  4. Step 4: Simplify right side
    34,521.97x = 560,218,912.11
  5. Step 5: Solve for x
    x = 560,218,912.11/34,521.97
  6. Step 6: Final answer
    x = 16,227.90

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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.