Home / 22,954.82-34,420.86-8,161.52

Finding the Fourth Proportional to 22,954.82, 34,420.86 and 8,161.52

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Solution

The fourth proportional to 22,954.82, 34,420.86 and 8,161.52 is: 12,238.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,954.82 : 34,420.86 = 8,161.52 : x
  2. Step 2: Convert to fraction form
    22,954.82/34,420.86 = 8,161.52/x
  3. Step 3: Cross multiply
    22,954.82x = 34,420.86 × 8,161.52
  4. Step 4: Simplify right side
    22,954.82x = 280,926,537.31
  5. Step 5: Solve for x
    x = 280,926,537.31/22,954.82
  6. Step 6: Final answer
    x = 12,238.24

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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.