Home / 33,318.90-49,961.78-11,124.66

Finding the Fourth Proportional to 33,318.90, 49,961.78 and 11,124.66

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Solution

The fourth proportional to 33,318.90, 49,961.78 and 11,124.66 is: 16,681.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,318.90 : 49,961.78 = 11,124.66 : x
  2. Step 2: Convert to fraction form
    33,318.90/49,961.78 = 11,124.66/x
  3. Step 3: Cross multiply
    33,318.90x = 49,961.78 × 11,124.66
  4. Step 4: Simplify right side
    33,318.90x = 555,807,815.49
  5. Step 5: Solve for x
    x = 555,807,815.49/33,318.90
  6. Step 6: Final answer
    x = 16,681.46

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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.