Home / 22,107.10-33,168.57-11,012.80

Finding the Fourth Proportional to 22,107.10, 33,168.57 and 11,012.80

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Solution

The fourth proportional to 22,107.10, 33,168.57 and 11,012.80 is: 16,523.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,107.10 : 33,168.57 = 11,012.80 : x
  2. Step 2: Convert to fraction form
    22,107.10/33,168.57 = 11,012.80/x
  3. Step 3: Cross multiply
    22,107.10x = 33,168.57 × 11,012.80
  4. Step 4: Simplify right side
    22,107.10x = 365,278,827.70
  5. Step 5: Solve for x
    x = 365,278,827.70/22,107.10
  6. Step 6: Final answer
    x = 16,523.15

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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.