Home / 36,226.36-49,992.37-20,310.81

Finding the Fourth Proportional to 36,226.36, 49,992.37 and 20,310.81

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Solution

The fourth proportional to 36,226.36, 49,992.37 and 20,310.81 is: 28,028.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,226.36 : 49,992.37 = 20,310.81 : x
  2. Step 2: Convert to fraction form
    36,226.36/49,992.37 = 20,310.81/x
  3. Step 3: Cross multiply
    36,226.36x = 49,992.37 × 20,310.81
  4. Step 4: Simplify right side
    36,226.36x = 1,015,385,528.52
  5. Step 5: Solve for x
    x = 1,015,385,528.52/36,226.36
  6. Step 6: Final answer
    x = 28,028.91

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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.