Home / 16,933.80-23,356.98-11,908.56

Finding the Fourth Proportional to 16,933.80, 23,356.98 and 11,908.56

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Solution

The fourth proportional to 16,933.80, 23,356.98 and 11,908.56 is: 16,425.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,933.80 : 23,356.98 = 11,908.56 : x
  2. Step 2: Convert to fraction form
    16,933.80/23,356.98 = 11,908.56/x
  3. Step 3: Cross multiply
    16,933.80x = 23,356.98 × 11,908.56
  4. Step 4: Simplify right side
    16,933.80x = 278,147,997.75
  5. Step 5: Solve for x
    x = 278,147,997.75/16,933.80
  6. Step 6: Final answer
    x = 16,425.61

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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.