Home / 22,138.28-33,195.90-6,553.80

Finding the Fourth Proportional to 22,138.28, 33,195.90 and 6,553.80

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Solution

The fourth proportional to 22,138.28, 33,195.90 and 6,553.80 is: 9,827.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,138.28 : 33,195.90 = 6,553.80 : x
  2. Step 2: Convert to fraction form
    22,138.28/33,195.90 = 6,553.80/x
  3. Step 3: Cross multiply
    22,138.28x = 33,195.90 × 6,553.80
  4. Step 4: Simplify right side
    22,138.28x = 217,559,289.42
  5. Step 5: Solve for x
    x = 217,559,289.42/22,138.28
  6. Step 6: Final answer
    x = 9,827.29

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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.