Home / 32,787.62-49,169.37-11,721.97

Finding the Fourth Proportional to 32,787.62, 49,169.37 and 11,721.97

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Solution

The fourth proportional to 32,787.62, 49,169.37 and 11,721.97 is: 17,578.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,787.62 : 49,169.37 = 11,721.97 : x
  2. Step 2: Convert to fraction form
    32,787.62/49,169.37 = 11,721.97/x
  3. Step 3: Cross multiply
    32,787.62x = 49,169.37 × 11,721.97
  4. Step 4: Simplify right side
    32,787.62x = 576,361,880.06
  5. Step 5: Solve for x
    x = 576,361,880.06/32,787.62
  6. Step 6: Final answer
    x = 17,578.64

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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.