Home / 33,330.32-49,976.76-11,132

Finding the Fourth Proportional to 33,330.32, 49,976.76 and 11,132

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Solution

The fourth proportional to 33,330.32, 49,976.76 and 11,132 is: 16,691.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,330.32 : 49,976.76 = 11,132 : x
  2. Step 2: Convert to fraction form
    33,330.32/49,976.76 = 11,132/x
  3. Step 3: Cross multiply
    33,330.32x = 49,976.76 × 11,132
  4. Step 4: Simplify right side
    33,330.32x = 556,341,292.32
  5. Step 5: Solve for x
    x = 556,341,292.32/33,330.32
  6. Step 6: Final answer
    x = 16,691.75

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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.