Home / 33,262.70-49,830.06-20,787.62

Finding the Fourth Proportional to 33,262.70, 49,830.06 and 20,787.62

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Solution

The fourth proportional to 33,262.70, 49,830.06 and 20,787.62 is: 31,141.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,262.70 : 49,830.06 = 20,787.62 : x
  2. Step 2: Convert to fraction form
    33,262.70/49,830.06 = 20,787.62/x
  3. Step 3: Cross multiply
    33,262.70x = 49,830.06 × 20,787.62
  4. Step 4: Simplify right side
    33,262.70x = 1,035,848,351.86
  5. Step 5: Solve for x
    x = 1,035,848,351.86/33,262.70
  6. Step 6: Final answer
    x = 31,141.44

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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.