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Finding the Fourth Proportional to 36,361.70, 50,157.39 and 22,189.94

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Solution

The fourth proportional to 36,361.70, 50,157.39 and 22,189.94 is: 30,608.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,361.70 : 50,157.39 = 22,189.94 : x
  2. Step 2: Convert to fraction form
    36,361.70/50,157.39 = 22,189.94/x
  3. Step 3: Cross multiply
    36,361.70x = 50,157.39 × 22,189.94
  4. Step 4: Simplify right side
    36,361.70x = 1,112,989,474.66
  5. Step 5: Solve for x
    x = 1,112,989,474.66/36,361.70
  6. Step 6: Final answer
    x = 30,608.84

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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.