Home / 36,787.65-50,766.39-21,677.91

Finding the Fourth Proportional to 36,787.65, 50,766.39 and 21,677.91

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Solution

The fourth proportional to 36,787.65, 50,766.39 and 21,677.91 is: 29,915.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,787.65 : 50,766.39 = 21,677.91 : x
  2. Step 2: Convert to fraction form
    36,787.65/50,766.39 = 21,677.91/x
  3. Step 3: Cross multiply
    36,787.65x = 50,766.39 × 21,677.91
  4. Step 4: Simplify right side
    36,787.65x = 1,100,509,233.44
  5. Step 5: Solve for x
    x = 1,100,509,233.44/36,787.65
  6. Step 6: Final answer
    x = 29,915.18

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.