Home / 36,807.06-50,793.98-20,891.78

Finding the Fourth Proportional to 36,807.06, 50,793.98 and 20,891.78

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Solution

The fourth proportional to 36,807.06, 50,793.98 and 20,891.78 is: 28,830.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,807.06 : 50,793.98 = 20,891.78 : x
  2. Step 2: Convert to fraction form
    36,807.06/50,793.98 = 20,891.78/x
  3. Step 3: Cross multiply
    36,807.06x = 50,793.98 × 20,891.78
  4. Step 4: Simplify right side
    36,807.06x = 1,061,176,297.06
  5. Step 5: Solve for x
    x = 1,061,176,297.06/36,807.06
  6. Step 6: Final answer
    x = 28,830.78

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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.