Home / 22,226.96-30,672.07-12,153.44

Finding the Fourth Proportional to 22,226.96, 30,672.07 and 12,153.44

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Solution

The fourth proportional to 22,226.96, 30,672.07 and 12,153.44 is: 16,771.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,226.96 : 30,672.07 = 12,153.44 : x
  2. Step 2: Convert to fraction form
    22,226.96/30,672.07 = 12,153.44/x
  3. Step 3: Cross multiply
    22,226.96x = 30,672.07 × 12,153.44
  4. Step 4: Simplify right side
    22,226.96x = 372,771,208.72
  5. Step 5: Solve for x
    x = 372,771,208.72/22,226.96
  6. Step 6: Final answer
    x = 16,771.13

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Double scale
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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.