Home / 33,290.74-49,930.44-11,101.78

Finding the Fourth Proportional to 33,290.74, 49,930.44 and 11,101.78

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Solution

The fourth proportional to 33,290.74, 49,930.44 and 11,101.78 is: 16,650.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,290.74 : 49,930.44 = 11,101.78 : x
  2. Step 2: Convert to fraction form
    33,290.74/49,930.44 = 11,101.78/x
  3. Step 3: Cross multiply
    33,290.74x = 49,930.44 × 11,101.78
  4. Step 4: Simplify right side
    33,290.74x = 554,316,760.18
  5. Step 5: Solve for x
    x = 554,316,760.18/33,290.74
  6. Step 6: Final answer
    x = 16,650.78

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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.