Home / 22,205.70-33,308.55-13,911.30

Finding the Fourth Proportional to 22,205.70, 33,308.55 and 13,911.30

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Solution

The fourth proportional to 22,205.70, 33,308.55 and 13,911.30 is: 20,866.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,205.70 : 33,308.55 = 13,911.30 : x
  2. Step 2: Convert to fraction form
    22,205.70/33,308.55 = 13,911.30/x
  3. Step 3: Cross multiply
    22,205.70x = 33,308.55 × 13,911.30
  4. Step 4: Simplify right side
    22,205.70x = 463,365,231.62
  5. Step 5: Solve for x
    x = 463,365,231.62/22,205.70
  6. Step 6: Final answer
    x = 20,866.95

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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.