Home / 22,226.21-33,342.62-8,185.15

Finding the Fourth Proportional to 22,226.21, 33,342.62 and 8,185.15

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Solution

The fourth proportional to 22,226.21, 33,342.62 and 8,185.15 is: 12,278.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,226.21 : 33,342.62 = 8,185.15 : x
  2. Step 2: Convert to fraction form
    22,226.21/33,342.62 = 8,185.15/x
  3. Step 3: Cross multiply
    22,226.21x = 33,342.62 × 8,185.15
  4. Step 4: Simplify right side
    22,226.21x = 272,914,346.09
  5. Step 5: Solve for x
    x = 272,914,346.09/22,226.21
  6. Step 6: Final answer
    x = 12,278.94

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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.