Home / 22,112.70-33,077.93-20,166.27

Finding the Fourth Proportional to 22,112.70, 33,077.93 and 20,166.27

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Solution

The fourth proportional to 22,112.70, 33,077.93 and 20,166.27 is: 30,166.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,112.70 : 33,077.93 = 20,166.27 : x
  2. Step 2: Convert to fraction form
    22,112.70/33,077.93 = 20,166.27/x
  3. Step 3: Cross multiply
    22,112.70x = 33,077.93 × 20,166.27
  4. Step 4: Simplify right side
    22,112.70x = 667,058,366.59
  5. Step 5: Solve for x
    x = 667,058,366.59/22,112.70
  6. Step 6: Final answer
    x = 30,166.30

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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.