Home / 36,694.24-50,636.41-20,778.35

Finding the Fourth Proportional to 36,694.24, 50,636.41 and 20,778.35

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Solution

The fourth proportional to 36,694.24, 50,636.41 and 20,778.35 is: 28,673.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,694.24 : 50,636.41 = 20,778.35 : x
  2. Step 2: Convert to fraction form
    36,694.24/50,636.41 = 20,778.35/x
  3. Step 3: Cross multiply
    36,694.24x = 50,636.41 × 20,778.35
  4. Step 4: Simplify right side
    36,694.24x = 1,052,140,744.60
  5. Step 5: Solve for x
    x = 1,052,140,744.60/36,694.24
  6. Step 6: Final answer
    x = 28,673.19

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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.