Home / 36,369.60-50,187.24-20,450.88

Finding the Fourth Proportional to 36,369.60, 50,187.24 and 20,450.88

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Solution

The fourth proportional to 36,369.60, 50,187.24 and 20,450.88 is: 28,220.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,369.60 : 50,187.24 = 20,450.88 : x
  2. Step 2: Convert to fraction form
    36,369.60/50,187.24 = 20,450.88/x
  3. Step 3: Cross multiply
    36,369.60x = 50,187.24 × 20,450.88
  4. Step 4: Simplify right side
    36,369.60x = 1,026,373,222.77
  5. Step 5: Solve for x
    x = 1,026,373,222.77/36,369.60
  6. Step 6: Final answer
    x = 28,220.64

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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.