Home / 36,737.82-50,698.78-20,821.93

Finding the Fourth Proportional to 36,737.82, 50,698.78 and 20,821.93

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Solution

The fourth proportional to 36,737.82, 50,698.78 and 20,821.93 is: 28,734.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,737.82 : 50,698.78 = 20,821.93 : x
  2. Step 2: Convert to fraction form
    36,737.82/50,698.78 = 20,821.93/x
  3. Step 3: Cross multiply
    36,737.82x = 50,698.78 × 20,821.93
  4. Step 4: Simplify right side
    36,737.82x = 1,055,646,269.44
  5. Step 5: Solve for x
    x = 1,055,646,269.44/36,737.82
  6. Step 6: Final answer
    x = 28,734.59

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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.