Home / 22,147.63-33,213.34-8,103.04

Finding the Fourth Proportional to 22,147.63, 33,213.34 and 8,103.04

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Solution

The fourth proportional to 22,147.63, 33,213.34 and 8,103.04 is: 12,151.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,147.63 : 33,213.34 = 8,103.04 : x
  2. Step 2: Convert to fraction form
    22,147.63/33,213.34 = 8,103.04/x
  3. Step 3: Cross multiply
    22,147.63x = 33,213.34 × 8,103.04
  4. Step 4: Simplify right side
    22,147.63x = 269,128,949.65
  5. Step 5: Solve for x
    x = 269,128,949.65/22,147.63
  6. Step 6: Final answer
    x = 12,151.59

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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.