Home / 36,644.09-50,568.84-20,728.17

Finding the Fourth Proportional to 36,644.09, 50,568.84 and 20,728.17

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Solution

The fourth proportional to 36,644.09, 50,568.84 and 20,728.17 is: 28,604.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,644.09 : 50,568.84 = 20,728.17 : x
  2. Step 2: Convert to fraction form
    36,644.09/50,568.84 = 20,728.17/x
  3. Step 3: Cross multiply
    36,644.09x = 50,568.84 × 20,728.17
  4. Step 4: Simplify right side
    36,644.09x = 1,048,199,512.22
  5. Step 5: Solve for x
    x = 1,048,199,512.22/36,644.09
  6. Step 6: Final answer
    x = 28,604.88

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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.