Home / 22,194.20-33,356.10-21,805.40

Finding the Fourth Proportional to 22,194.20, 33,356.10 and 21,805.40

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Solution

The fourth proportional to 22,194.20, 33,356.10 and 21,805.40 is: 32,771.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,194.20 : 33,356.10 = 21,805.40 : x
  2. Step 2: Convert to fraction form
    22,194.20/33,356.10 = 21,805.40/x
  3. Step 3: Cross multiply
    22,194.20x = 33,356.10 × 21,805.40
  4. Step 4: Simplify right side
    22,194.20x = 727,343,102.94
  5. Step 5: Solve for x
    x = 727,343,102.94/22,194.20
  6. Step 6: Final answer
    x = 32,771.76

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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.