Home / 12,092.22-18,138.96-3,326.94

Finding the Fourth Proportional to 12,092.22, 18,138.96 and 3,326.94

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Solution

The fourth proportional to 12,092.22, 18,138.96 and 3,326.94 is: 4,990.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,092.22 : 18,138.96 = 3,326.94 : x
  2. Step 2: Convert to fraction form
    12,092.22/18,138.96 = 3,326.94/x
  3. Step 3: Cross multiply
    12,092.22x = 18,138.96 × 3,326.94
  4. Step 4: Simplify right side
    12,092.22x = 60,347,231.58
  5. Step 5: Solve for x
    x = 60,347,231.58/12,092.22
  6. Step 6: Final answer
    x = 4,990.58

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1.5x scale

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.