Home / 22,211.29-33,316.90-11,106.79

Finding the Fourth Proportional to 22,211.29, 33,316.90 and 11,106.79

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Solution

The fourth proportional to 22,211.29, 33,316.90 and 11,106.79 is: 16,660.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,211.29 : 33,316.90 = 11,106.79 : x
  2. Step 2: Convert to fraction form
    22,211.29/33,316.90 = 11,106.79/x
  3. Step 3: Cross multiply
    22,211.29x = 33,316.90 × 11,106.79
  4. Step 4: Simplify right side
    22,211.29x = 370,043,811.75
  5. Step 5: Solve for x
    x = 370,043,811.75/22,211.29
  6. Step 6: Final answer
    x = 16,660.17

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Similar ratio
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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.