Home / 36,786.75-50,762.20-20,650.37

Finding the Fourth Proportional to 36,786.75, 50,762.20 and 20,650.37

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Solution

The fourth proportional to 36,786.75, 50,762.20 and 20,650.37 is: 28,495.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,786.75 : 50,762.20 = 20,650.37 : x
  2. Step 2: Convert to fraction form
    36,786.75/50,762.20 = 20,650.37/x
  3. Step 3: Cross multiply
    36,786.75x = 50,762.20 × 20,650.37
  4. Step 4: Simplify right side
    36,786.75x = 1,048,258,212.01
  5. Step 5: Solve for x
    x = 1,048,258,212.01/36,786.75
  6. Step 6: Final answer
    x = 28,495.54

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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.