Home / 22,105.70-33,126.09-13,760.27

Finding the Fourth Proportional to 22,105.70, 33,126.09 and 13,760.27

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Solution

The fourth proportional to 22,105.70, 33,126.09 and 13,760.27 is: 20,620.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,105.70 : 33,126.09 = 13,760.27 : x
  2. Step 2: Convert to fraction form
    22,105.70/33,126.09 = 13,760.27/x
  3. Step 3: Cross multiply
    22,105.70x = 33,126.09 × 13,760.27
  4. Step 4: Simplify right side
    22,105.70x = 455,823,776.81
  5. Step 5: Solve for x
    x = 455,823,776.81/22,105.70
  6. Step 6: Final answer
    x = 20,620.20

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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.