Home / 22,231.20-33,356.15-9,744.78

Finding the Fourth Proportional to 22,231.20, 33,356.15 and 9,744.78

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Solution

The fourth proportional to 22,231.20, 33,356.15 and 9,744.78 is: 14,621.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,231.20 : 33,356.15 = 9,744.78 : x
  2. Step 2: Convert to fraction form
    22,231.20/33,356.15 = 9,744.78/x
  3. Step 3: Cross multiply
    22,231.20x = 33,356.15 × 9,744.78
  4. Step 4: Simplify right side
    22,231.20x = 325,048,343.40
  5. Step 5: Solve for x
    x = 325,048,343.40/22,231.20
  6. Step 6: Final answer
    x = 14,621.27

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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.