Home / 33,267.60-49,876.44-20,117.28

Finding the Fourth Proportional to 33,267.60, 49,876.44 and 20,117.28

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Solution

The fourth proportional to 33,267.60, 49,876.44 and 20,117.28 is: 30,160.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,267.60 : 49,876.44 = 20,117.28 : x
  2. Step 2: Convert to fraction form
    33,267.60/49,876.44 = 20,117.28/x
  3. Step 3: Cross multiply
    33,267.60x = 49,876.44 × 20,117.28
  4. Step 4: Simplify right side
    33,267.60x = 1,003,378,308.88
  5. Step 5: Solve for x
    x = 1,003,378,308.88/33,267.60
  6. Step 6: Final answer
    x = 30,160.83

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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.