Home / 36,801.56-50,787.38-20,671.71

Finding the Fourth Proportional to 36,801.56, 50,787.38 and 20,671.71

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Solution

The fourth proportional to 36,801.56, 50,787.38 and 20,671.71 is: 28,527.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,801.56 : 50,787.38 = 20,671.71 : x
  2. Step 2: Convert to fraction form
    36,801.56/50,787.38 = 20,671.71/x
  3. Step 3: Cross multiply
    36,801.56x = 50,787.38 × 20,671.71
  4. Step 4: Simplify right side
    36,801.56x = 1,049,861,991.02
  5. Step 5: Solve for x
    x = 1,049,861,991.02/36,801.56
  6. Step 6: Final answer
    x = 28,527.65

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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.