Home / 22,202.66-33,346.36-12,861.44

Finding the Fourth Proportional to 22,202.66, 33,346.36 and 12,861.44

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Solution

The fourth proportional to 22,202.66, 33,346.36 and 12,861.44 is: 19,316.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,202.66 : 33,346.36 = 12,861.44 : x
  2. Step 2: Convert to fraction form
    22,202.66/33,346.36 = 12,861.44/x
  3. Step 3: Cross multiply
    22,202.66x = 33,346.36 × 12,861.44
  4. Step 4: Simplify right side
    22,202.66x = 428,882,208.36
  5. Step 5: Solve for x
    x = 428,882,208.36/22,202.66
  6. Step 6: Final answer
    x = 19,316.70

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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.