Home / 36,830.42-50,824.23-20,912.75

Finding the Fourth Proportional to 36,830.42, 50,824.23 and 20,912.75

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Solution

The fourth proportional to 36,830.42, 50,824.23 and 20,912.75 is: 28,858.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,830.42 : 50,824.23 = 20,912.75 : x
  2. Step 2: Convert to fraction form
    36,830.42/50,824.23 = 20,912.75/x
  3. Step 3: Cross multiply
    36,830.42x = 50,824.23 × 20,912.75
  4. Step 4: Simplify right side
    36,830.42x = 1,062,874,415.93
  5. Step 5: Solve for x
    x = 1,062,874,415.93/36,830.42
  6. Step 6: Final answer
    x = 28,858.60

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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.