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Finding the Fourth Proportional to 18,227.49, 27,352.01 and 7,696.83

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Solution

The fourth proportional to 18,227.49, 27,352.01 and 7,696.83 is: 11,549.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,227.49 : 27,352.01 = 7,696.83 : x
  2. Step 2: Convert to fraction form
    18,227.49/27,352.01 = 7,696.83/x
  3. Step 3: Cross multiply
    18,227.49x = 27,352.01 × 7,696.83
  4. Step 4: Simplify right side
    18,227.49x = 210,523,771.13
  5. Step 5: Solve for x
    x = 210,523,771.13/18,227.49
  6. Step 6: Final answer
    x = 11,549.79

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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.