Home / 36,431.91-50,278.32-22,101.80

Finding the Fourth Proportional to 36,431.91, 50,278.32 and 22,101.80

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Solution

The fourth proportional to 36,431.91, 50,278.32 and 22,101.80 is: 30,501.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,431.91 : 50,278.32 = 22,101.80 : x
  2. Step 2: Convert to fraction form
    36,431.91/50,278.32 = 22,101.80/x
  3. Step 3: Cross multiply
    36,431.91x = 50,278.32 × 22,101.80
  4. Step 4: Simplify right side
    36,431.91x = 1,111,241,121.58
  5. Step 5: Solve for x
    x = 1,111,241,121.58/36,431.91
  6. Step 6: Final answer
    x = 30,501.86

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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.