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Finding the Fourth Proportional to 22,336.99, 33,491.81 and 9,016.11

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Solution

The fourth proportional to 22,336.99, 33,491.81 and 9,016.11 is: 13,518.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,336.99 : 33,491.81 = 9,016.11 : x
  2. Step 2: Convert to fraction form
    22,336.99/33,491.81 = 9,016.11/x
  3. Step 3: Cross multiply
    22,336.99x = 33,491.81 × 9,016.11
  4. Step 4: Simplify right side
    22,336.99x = 301,965,865.60
  5. Step 5: Solve for x
    x = 301,965,865.60/22,336.99
  6. Step 6: Final answer
    x = 13,518.65

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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.