Home / 36,786.80-50,762.27-20,650.41

Finding the Fourth Proportional to 36,786.80, 50,762.27 and 20,650.41

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Solution

The fourth proportional to 36,786.80, 50,762.27 and 20,650.41 is: 28,495.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,786.80 : 50,762.27 = 20,650.41 : x
  2. Step 2: Convert to fraction form
    36,786.80/50,762.27 = 20,650.41/x
  3. Step 3: Cross multiply
    36,786.80x = 50,762.27 × 20,650.41
  4. Step 4: Simplify right side
    36,786.80x = 1,048,261,584.78
  5. Step 5: Solve for x
    x = 1,048,261,584.78/36,786.80
  6. Step 6: Final answer
    x = 28,495.59

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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.