Home / 33,327.32-49,972.62-11,129

Finding the Fourth Proportional to 33,327.32, 49,972.62 and 11,129

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Solution

The fourth proportional to 33,327.32, 49,972.62 and 11,129 is: 16,687.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,327.32 : 49,972.62 = 11,129 : x
  2. Step 2: Convert to fraction form
    33,327.32/49,972.62 = 11,129/x
  3. Step 3: Cross multiply
    33,327.32x = 49,972.62 × 11,129
  4. Step 4: Simplify right side
    33,327.32x = 556,145,287.98
  5. Step 5: Solve for x
    x = 556,145,287.98/33,327.32
  6. Step 6: Final answer
    x = 16,687.37

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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.