Home / 22,278.98-33,399.96-11,743.11

Finding the Fourth Proportional to 22,278.98, 33,399.96 and 11,743.11

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Solution

The fourth proportional to 22,278.98, 33,399.96 and 11,743.11 is: 17,604.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,278.98 : 33,399.96 = 11,743.11 : x
  2. Step 2: Convert to fraction form
    22,278.98/33,399.96 = 11,743.11/x
  3. Step 3: Cross multiply
    22,278.98x = 33,399.96 × 11,743.11
  4. Step 4: Simplify right side
    22,278.98x = 392,219,404.28
  5. Step 5: Solve for x
    x = 392,219,404.28/22,278.98
  6. Step 6: Final answer
    x = 17,604.91

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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.