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Finding the Fourth Proportional to 27,377.97, 41,072.01 and 8,662.71

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Solution

The fourth proportional to 27,377.97, 41,072.01 and 8,662.71 is: 12,995.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,377.97 : 41,072.01 = 8,662.71 : x
  2. Step 2: Convert to fraction form
    27,377.97/41,072.01 = 8,662.71/x
  3. Step 3: Cross multiply
    27,377.97x = 41,072.01 × 8,662.71
  4. Step 4: Simplify right side
    27,377.97x = 355,795,098.25
  5. Step 5: Solve for x
    x = 355,795,098.25/27,377.97
  6. Step 6: Final answer
    x = 12,995.67

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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.