Home / 22,512.63-33,733.32-11,979.81

Finding the Fourth Proportional to 22,512.63, 33,733.32 and 11,979.81

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Solution

The fourth proportional to 22,512.63, 33,733.32 and 11,979.81 is: 17,950.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,512.63 : 33,733.32 = 11,979.81 : x
  2. Step 2: Convert to fraction form
    22,512.63/33,733.32 = 11,979.81/x
  3. Step 3: Cross multiply
    22,512.63x = 33,733.32 × 11,979.81
  4. Step 4: Simplify right side
    22,512.63x = 404,118,764.27
  5. Step 5: Solve for x
    x = 404,118,764.27/22,512.63
  6. Step 6: Final answer
    x = 17,950.76

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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.