Home / 36,230.97-49,998.09-20,315.37

Finding the Fourth Proportional to 36,230.97, 49,998.09 and 20,315.37

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Solution

The fourth proportional to 36,230.97, 49,998.09 and 20,315.37 is: 28,034.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,230.97 : 49,998.09 = 20,315.37 : x
  2. Step 2: Convert to fraction form
    36,230.97/49,998.09 = 20,315.37/x
  3. Step 3: Cross multiply
    36,230.97x = 49,998.09 × 20,315.37
  4. Step 4: Simplify right side
    36,230.97x = 1,015,729,697.64
  5. Step 5: Solve for x
    x = 1,015,729,697.64/36,230.97
  6. Step 6: Final answer
    x = 28,034.85

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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.