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Finding the Fourth Proportional to 22,122.58, 33,187.96 and 6,326.94

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Solution

The fourth proportional to 22,122.58, 33,187.96 and 6,326.94 is: 9,491.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,122.58 : 33,187.96 = 6,326.94 : x
  2. Step 2: Convert to fraction form
    22,122.58/33,187.96 = 6,326.94/x
  3. Step 3: Cross multiply
    22,122.58x = 33,187.96 × 6,326.94
  4. Step 4: Simplify right side
    22,122.58x = 209,978,231.64
  5. Step 5: Solve for x
    x = 209,978,231.64/22,122.58
  6. Step 6: Final answer
    x = 9,491.58

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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.