Home / 36,340.94-50,151.22-20,426.42

Finding the Fourth Proportional to 36,340.94, 50,151.22 and 20,426.42

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Solution

The fourth proportional to 36,340.94, 50,151.22 and 20,426.42 is: 28,188.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,340.94 : 50,151.22 = 20,426.42 : x
  2. Step 2: Convert to fraction form
    36,340.94/50,151.22 = 20,426.42/x
  3. Step 3: Cross multiply
    36,340.94x = 50,151.22 × 20,426.42
  4. Step 4: Simplify right side
    36,340.94x = 1,024,409,883.23
  5. Step 5: Solve for x
    x = 1,024,409,883.23/36,340.94
  6. Step 6: Final answer
    x = 28,188.87

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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.