Home / 33,120.92-49,673.91-9,427.94

Finding the Fourth Proportional to 33,120.92, 49,673.91 and 9,427.94

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Solution

The fourth proportional to 33,120.92, 49,673.91 and 9,427.94 is: 14,139.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,120.92 : 49,673.91 = 9,427.94 : x
  2. Step 2: Convert to fraction form
    33,120.92/49,673.91 = 9,427.94/x
  3. Step 3: Cross multiply
    33,120.92x = 49,673.91 × 9,427.94
  4. Step 4: Simplify right side
    33,120.92x = 468,322,506.68
  5. Step 5: Solve for x
    x = 468,322,506.68/33,120.92
  6. Step 6: Final answer
    x = 14,139.78

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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.