Home / 22,069.64-30,456.88-11,998.82

Finding the Fourth Proportional to 22,069.64, 30,456.88 and 11,998.82

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Solution

The fourth proportional to 22,069.64, 30,456.88 and 11,998.82 is: 16,558.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,069.64 : 30,456.88 = 11,998.82 : x
  2. Step 2: Convert to fraction form
    22,069.64/30,456.88 = 11,998.82/x
  3. Step 3: Cross multiply
    22,069.64x = 30,456.88 × 11,998.82
  4. Step 4: Simplify right side
    22,069.64x = 365,446,620.88
  5. Step 5: Solve for x
    x = 365,446,620.88/22,069.64
  6. Step 6: Final answer
    x = 16,558.79

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.