Home / 36,787.37-50,767.76-20,872.49

Finding the Fourth Proportional to 36,787.37, 50,767.76 and 20,872.49

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Solution

The fourth proportional to 36,787.37, 50,767.76 and 20,872.49 is: 28,804.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,787.37 : 50,767.76 = 20,872.49 : x
  2. Step 2: Convert to fraction form
    36,787.37/50,767.76 = 20,872.49/x
  3. Step 3: Cross multiply
    36,787.37x = 50,767.76 × 20,872.49
  4. Step 4: Simplify right side
    36,787.37x = 1,059,649,361.26
  5. Step 5: Solve for x
    x = 1,059,649,361.26/36,787.37
  6. Step 6: Final answer
    x = 28,804.71

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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.