Home / 36,805.45-50,793.08-20,891.38

Finding the Fourth Proportional to 36,805.45, 50,793.08 and 20,891.38

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Solution

The fourth proportional to 36,805.45, 50,793.08 and 20,891.38 is: 28,830.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,805.45 : 50,793.08 = 20,891.38 : x
  2. Step 2: Convert to fraction form
    36,805.45/50,793.08 = 20,891.38/x
  3. Step 3: Cross multiply
    36,805.45x = 50,793.08 × 20,891.38
  4. Step 4: Simplify right side
    36,805.45x = 1,061,137,304.21
  5. Step 5: Solve for x
    x = 1,061,137,304.21/36,805.45
  6. Step 6: Final answer
    x = 28,830.98

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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.