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Finding the Fourth Proportional to 22,151.73, 33,227.73 and 5,511.77

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Solution

The fourth proportional to 22,151.73, 33,227.73 and 5,511.77 is: 8,267.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,151.73 : 33,227.73 = 5,511.77 : x
  2. Step 2: Convert to fraction form
    22,151.73/33,227.73 = 5,511.77/x
  3. Step 3: Cross multiply
    22,151.73x = 33,227.73 × 5,511.77
  4. Step 4: Simplify right side
    22,151.73x = 183,143,439.24
  5. Step 5: Solve for x
    x = 183,143,439.24/22,151.73
  6. Step 6: Final answer
    x = 8,267.68

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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.