Home / 22,105.26-33,157.89-7,310.21

Finding the Fourth Proportional to 22,105.26, 33,157.89 and 7,310.21

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Solution

The fourth proportional to 22,105.26, 33,157.89 and 7,310.21 is: 10,965.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,105.26 : 33,157.89 = 7,310.21 : x
  2. Step 2: Convert to fraction form
    22,105.26/33,157.89 = 7,310.21/x
  3. Step 3: Cross multiply
    22,105.26x = 33,157.89 × 7,310.21
  4. Step 4: Simplify right side
    22,105.26x = 242,390,973.27
  5. Step 5: Solve for x
    x = 242,390,973.27/22,105.26
  6. Step 6: Final answer
    x = 10,965.31

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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.