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Finding the Fourth Proportional to 22,182.66, 33,277.64 and 7,388.82

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Solution

The fourth proportional to 22,182.66, 33,277.64 and 7,388.82 is: 11,084.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182.66 : 33,277.64 = 7,388.82 : x
  2. Step 2: Convert to fraction form
    22,182.66/33,277.64 = 7,388.82/x
  3. Step 3: Cross multiply
    22,182.66x = 33,277.64 × 7,388.82
  4. Step 4: Simplify right side
    22,182.66x = 245,882,455.04
  5. Step 5: Solve for x
    x = 245,882,455.04/22,182.66
  6. Step 6: Final answer
    x = 11,084.44

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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.