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Finding the Fourth Proportional to 22,663.99, 33,923.19 and 12,107.62

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Solution

The fourth proportional to 22,663.99, 33,923.19 and 12,107.62 is: 18,122.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,663.99 : 33,923.19 = 12,107.62 : x
  2. Step 2: Convert to fraction form
    22,663.99/33,923.19 = 12,107.62/x
  3. Step 3: Cross multiply
    22,663.99x = 33,923.19 × 12,107.62
  4. Step 4: Simplify right side
    22,663.99x = 410,729,093.71
  5. Step 5: Solve for x
    x = 410,729,093.71/22,663.99
  6. Step 6: Final answer
    x = 18,122.54

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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.