Home / 33,580.79-50,305.14-19,511.28

Finding the Fourth Proportional to 33,580.79, 50,305.14 and 19,511.28

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Solution

The fourth proportional to 33,580.79, 50,305.14 and 19,511.28 is: 29,228.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,580.79 : 50,305.14 = 19,511.28 : x
  2. Step 2: Convert to fraction form
    33,580.79/50,305.14 = 19,511.28/x
  3. Step 3: Cross multiply
    33,580.79x = 50,305.14 × 19,511.28
  4. Step 4: Simplify right side
    33,580.79x = 981,517,671.98
  5. Step 5: Solve for x
    x = 981,517,671.98/33,580.79
  6. Step 6: Final answer
    x = 29,228.55

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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.