Home / 22,294.36-30,766.99-12,222.82

Finding the Fourth Proportional to 22,294.36, 30,766.99 and 12,222.82

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Solution

The fourth proportional to 22,294.36, 30,766.99 and 12,222.82 is: 16,867.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,294.36 : 30,766.99 = 12,222.82 : x
  2. Step 2: Convert to fraction form
    22,294.36/30,766.99 = 12,222.82/x
  3. Step 3: Cross multiply
    22,294.36x = 30,766.99 × 12,222.82
  4. Step 4: Simplify right side
    22,294.36x = 376,059,226.88
  5. Step 5: Solve for x
    x = 376,059,226.88/22,294.36
  6. Step 6: Final answer
    x = 16,867.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.