Home / 19,905.62-29,792.79-11,007.26

Finding the Fourth Proportional to 19,905.62, 29,792.79 and 11,007.26

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Solution

The fourth proportional to 19,905.62, 29,792.79 and 11,007.26 is: 16,474.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,905.62 : 29,792.79 = 11,007.26 : x
  2. Step 2: Convert to fraction form
    19,905.62/29,792.79 = 11,007.26/x
  3. Step 3: Cross multiply
    19,905.62x = 29,792.79 × 11,007.26
  4. Step 4: Simplify right side
    19,905.62x = 327,936,836.69
  5. Step 5: Solve for x
    x = 327,936,836.69/19,905.62
  6. Step 6: Final answer
    x = 16,474.59

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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.