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Finding the Fourth Proportional to 18,495.99, 27,769.77 and 9,496.41

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Solution

The fourth proportional to 18,495.99, 27,769.77 and 9,496.41 is: 14,257.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,495.99 : 27,769.77 = 9,496.41 : x
  2. Step 2: Convert to fraction form
    18,495.99/27,769.77 = 9,496.41/x
  3. Step 3: Cross multiply
    18,495.99x = 27,769.77 × 9,496.41
  4. Step 4: Simplify right side
    18,495.99x = 263,713,121.53
  5. Step 5: Solve for x
    x = 263,713,121.53/18,495.99
  6. Step 6: Final answer
    x = 14,257.85

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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.