Home / 36,906.22-50,933.37-20,992.15

Finding the Fourth Proportional to 36,906.22, 50,933.37 and 20,992.15

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Solution

The fourth proportional to 36,906.22, 50,933.37 and 20,992.15 is: 28,970.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,906.22 : 50,933.37 = 20,992.15 : x
  2. Step 2: Convert to fraction form
    36,906.22/50,933.37 = 20,992.15/x
  3. Step 3: Cross multiply
    36,906.22x = 50,933.37 × 20,992.15
  4. Step 4: Simplify right side
    36,906.22x = 1,069,200,943.05
  5. Step 5: Solve for x
    x = 1,069,200,943.05/36,906.22
  6. Step 6: Final answer
    x = 28,970.75

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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.