Home / 36,387.94-50,211.34-20,472.12

Finding the Fourth Proportional to 36,387.94, 50,211.34 and 20,472.12

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Solution

The fourth proportional to 36,387.94, 50,211.34 and 20,472.12 is: 28,249.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,387.94 : 50,211.34 = 20,472.12 : x
  2. Step 2: Convert to fraction form
    36,387.94/50,211.34 = 20,472.12/x
  3. Step 3: Cross multiply
    36,387.94x = 50,211.34 × 20,472.12
  4. Step 4: Simplify right side
    36,387.94x = 1,027,932,577.84
  5. Step 5: Solve for x
    x = 1,027,932,577.84/36,387.94
  6. Step 6: Final answer
    x = 28,249.27

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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.