Home / 22,245.28-33,359.28-11,851.36

Finding the Fourth Proportional to 22,245.28, 33,359.28 and 11,851.36

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Solution

The fourth proportional to 22,245.28, 33,359.28 and 11,851.36 is: 17,772.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,245.28 : 33,359.28 = 11,851.36 : x
  2. Step 2: Convert to fraction form
    22,245.28/33,359.28 = 11,851.36/x
  3. Step 3: Cross multiply
    22,245.28x = 33,359.28 × 11,851.36
  4. Step 4: Simplify right side
    22,245.28x = 395,352,836.62
  5. Step 5: Solve for x
    x = 395,352,836.62/22,245.28
  6. Step 6: Final answer
    x = 17,772.44

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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.