Home / 36,391.06-50,219.46-20,475.64

Finding the Fourth Proportional to 36,391.06, 50,219.46 and 20,475.64

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Solution

The fourth proportional to 36,391.06, 50,219.46 and 20,475.64 is: 28,256.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,391.06 : 50,219.46 = 20,475.64 : x
  2. Step 2: Convert to fraction form
    36,391.06/50,219.46 = 20,475.64/x
  3. Step 3: Cross multiply
    36,391.06x = 50,219.46 × 20,475.64
  4. Step 4: Simplify right side
    36,391.06x = 1,028,275,583.95
  5. Step 5: Solve for x
    x = 1,028,275,583.95/36,391.06
  6. Step 6: Final answer
    x = 28,256.27

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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.