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Finding the Fourth Proportional to 33,107.68, 49,663.05 and 10,922.99

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Solution

The fourth proportional to 33,107.68, 49,663.05 and 10,922.99 is: 16,384.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,107.68 : 49,663.05 = 10,922.99 : x
  2. Step 2: Convert to fraction form
    33,107.68/49,663.05 = 10,922.99/x
  3. Step 3: Cross multiply
    33,107.68x = 49,663.05 × 10,922.99
  4. Step 4: Simplify right side
    33,107.68x = 542,468,943.90
  5. Step 5: Solve for x
    x = 542,468,943.90/33,107.68
  6. Step 6: Final answer
    x = 16,384.99

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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.