Home / 33,228.92-49,828.75-12,163.49

Finding the Fourth Proportional to 33,228.92, 49,828.75 and 12,163.49

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Solution

The fourth proportional to 33,228.92, 49,828.75 and 12,163.49 is: 18,239.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,228.92 : 49,828.75 = 12,163.49 : x
  2. Step 2: Convert to fraction form
    33,228.92/49,828.75 = 12,163.49/x
  3. Step 3: Cross multiply
    33,228.92x = 49,828.75 × 12,163.49
  4. Step 4: Simplify right side
    33,228.92x = 606,091,502.34
  5. Step 5: Solve for x
    x = 606,091,502.34/33,228.92
  6. Step 6: Final answer
    x = 18,239.88

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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.