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Finding the Fourth Proportional to 22,013.33, 33,029.73 and 8,891.33

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Solution

The fourth proportional to 22,013.33, 33,029.73 and 8,891.33 is: 13,340.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,013.33 : 33,029.73 = 8,891.33 : x
  2. Step 2: Convert to fraction form
    22,013.33/33,029.73 = 8,891.33/x
  3. Step 3: Cross multiply
    22,013.33x = 33,029.73 × 8,891.33
  4. Step 4: Simplify right side
    22,013.33x = 293,678,064.09
  5. Step 5: Solve for x
    x = 293,678,064.09/22,013.33
  6. Step 6: Final answer
    x = 13,340.92

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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.