Home / 22,186.72-33,289.83-11,654.29

Finding the Fourth Proportional to 22,186.72, 33,289.83 and 11,654.29

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Solution

The fourth proportional to 22,186.72, 33,289.83 and 11,654.29 is: 17,486.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,186.72 : 33,289.83 = 11,654.29 : x
  2. Step 2: Convert to fraction form
    22,186.72/33,289.83 = 11,654.29/x
  3. Step 3: Cross multiply
    22,186.72x = 33,289.83 × 11,654.29
  4. Step 4: Simplify right side
    22,186.72x = 387,969,332.87
  5. Step 5: Solve for x
    x = 387,969,332.87/22,186.72
  6. Step 6: Final answer
    x = 17,486.56

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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.