Home / 34,161.62-51,249.72-11,976.34

Finding the Fourth Proportional to 34,161.62, 51,249.72 and 11,976.34

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Solution

The fourth proportional to 34,161.62, 51,249.72 and 11,976.34 is: 17,967.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,161.62 : 51,249.72 = 11,976.34 : x
  2. Step 2: Convert to fraction form
    34,161.62/51,249.72 = 11,976.34/x
  3. Step 3: Cross multiply
    34,161.62x = 51,249.72 × 11,976.34
  4. Step 4: Simplify right side
    34,161.62x = 613,784,071.62
  5. Step 5: Solve for x
    x = 613,784,071.62/34,161.62
  6. Step 6: Final answer
    x = 17,967.07

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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.