Home / 12,226.41-16,872.30-6,922.26

Finding the Fourth Proportional to 12,226.41, 16,872.30 and 6,922.26

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Solution

The fourth proportional to 12,226.41, 16,872.30 and 6,922.26 is: 9,552.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,226.41 : 16,872.30 = 6,922.26 : x
  2. Step 2: Convert to fraction form
    12,226.41/16,872.30 = 6,922.26/x
  3. Step 3: Cross multiply
    12,226.41x = 16,872.30 × 6,922.26
  4. Step 4: Simplify right side
    12,226.41x = 116,794,447.40
  5. Step 5: Solve for x
    x = 116,794,447.40/12,226.41
  6. Step 6: Final answer
    x = 9,552.64

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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.