Home / 36,787.41-50,766.14-21,680.71

Finding the Fourth Proportional to 36,787.41, 50,766.14 and 21,680.71

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Solution

The fourth proportional to 36,787.41, 50,766.14 and 21,680.71 is: 29,919.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,787.41 : 50,766.14 = 21,680.71 : x
  2. Step 2: Convert to fraction form
    36,787.41/50,766.14 = 21,680.71/x
  3. Step 3: Cross multiply
    36,787.41x = 50,766.14 × 21,680.71
  4. Step 4: Simplify right side
    36,787.41x = 1,100,645,959.16
  5. Step 5: Solve for x
    x = 1,100,645,959.16/36,787.41
  6. Step 6: Final answer
    x = 29,919.09

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1.5x scale

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.