Home / 22,311.65-33,476.09-11,781.25

Finding the Fourth Proportional to 22,311.65, 33,476.09 and 11,781.25

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Solution

The fourth proportional to 22,311.65, 33,476.09 and 11,781.25 is: 17,676.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,311.65 : 33,476.09 = 11,781.25 : x
  2. Step 2: Convert to fraction form
    22,311.65/33,476.09 = 11,781.25/x
  3. Step 3: Cross multiply
    22,311.65x = 33,476.09 × 11,781.25
  4. Step 4: Simplify right side
    22,311.65x = 394,390,042.72
  5. Step 5: Solve for x
    x = 394,390,042.72/22,311.65
  6. Step 6: Final answer
    x = 17,676.42

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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.