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Finding the Fourth Proportional to 22,033.99, 33,043.96 and 7,239.48

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Solution

The fourth proportional to 22,033.99, 33,043.96 and 7,239.48 is: 10,856.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,033.99 : 33,043.96 = 7,239.48 : x
  2. Step 2: Convert to fraction form
    22,033.99/33,043.96 = 7,239.48/x
  3. Step 3: Cross multiply
    22,033.99x = 33,043.96 × 7,239.48
  4. Step 4: Simplify right side
    22,033.99x = 239,221,087.54
  5. Step 5: Solve for x
    x = 239,221,087.54/22,033.99
  6. Step 6: Final answer
    x = 10,856.91

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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.