Home / 33,265.14-49,905.70-11,078.72

Finding the Fourth Proportional to 33,265.14, 49,905.70 and 11,078.72

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Solution

The fourth proportional to 33,265.14, 49,905.70 and 11,078.72 is: 16,620.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,265.14 : 49,905.70 = 11,078.72 : x
  2. Step 2: Convert to fraction form
    33,265.14/49,905.70 = 11,078.72/x
  3. Step 3: Cross multiply
    33,265.14x = 49,905.70 × 11,078.72
  4. Step 4: Simplify right side
    33,265.14x = 552,891,027.18
  5. Step 5: Solve for x
    x = 552,891,027.18/33,265.14
  6. Step 6: Final answer
    x = 16,620.73

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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.