Home / 22,128.44-33,183.84-8,085.26

Finding the Fourth Proportional to 22,128.44, 33,183.84 and 8,085.26

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Solution

The fourth proportional to 22,128.44, 33,183.84 and 8,085.26 is: 12,124.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,128.44 : 33,183.84 = 8,085.26 : x
  2. Step 2: Convert to fraction form
    22,128.44/33,183.84 = 8,085.26/x
  3. Step 3: Cross multiply
    22,128.44x = 33,183.84 × 8,085.26
  4. Step 4: Simplify right side
    22,128.44x = 268,299,974.20
  5. Step 5: Solve for x
    x = 268,299,974.20/22,128.44
  6. Step 6: Final answer
    x = 12,124.67

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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.