Home / 33,318.82-49,961.25-11,124.22

Finding the Fourth Proportional to 33,318.82, 49,961.25 and 11,124.22

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Solution

The fourth proportional to 33,318.82, 49,961.25 and 11,124.22 is: 16,680.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,318.82 : 49,961.25 = 11,124.22 : x
  2. Step 2: Convert to fraction form
    33,318.82/49,961.25 = 11,124.22/x
  3. Step 3: Cross multiply
    33,318.82x = 49,961.25 × 11,124.22
  4. Step 4: Simplify right side
    33,318.82x = 555,779,936.48
  5. Step 5: Solve for x
    x = 555,779,936.48/33,318.82
  6. Step 6: Final answer
    x = 16,680.66

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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.