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Finding the Fourth Proportional to 22,698.31, 34,052.94 and 7,115.94

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Solution

The fourth proportional to 22,698.31, 34,052.94 and 7,115.94 is: 10,675.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,698.31 : 34,052.94 = 7,115.94 : x
  2. Step 2: Convert to fraction form
    22,698.31/34,052.94 = 7,115.94/x
  3. Step 3: Cross multiply
    22,698.31x = 34,052.94 × 7,115.94
  4. Step 4: Simplify right side
    22,698.31x = 242,318,677.86
  5. Step 5: Solve for x
    x = 242,318,677.86/22,698.31
  6. Step 6: Final answer
    x = 10,675.63

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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.