Home / 22,173.26-33,234.78-7,378.70

Finding the Fourth Proportional to 22,173.26, 33,234.78 and 7,378.70

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Solution

The fourth proportional to 22,173.26, 33,234.78 and 7,378.70 is: 11,059.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,173.26 : 33,234.78 = 7,378.70 : x
  2. Step 2: Convert to fraction form
    22,173.26/33,234.78 = 7,378.70/x
  3. Step 3: Cross multiply
    22,173.26x = 33,234.78 × 7,378.70
  4. Step 4: Simplify right side
    22,173.26x = 245,229,471.19
  5. Step 5: Solve for x
    x = 245,229,471.19/22,173.26
  6. Step 6: Final answer
    x = 11,059.69

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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.