Home / 16,493.92-22,764.09-12,983.56

Finding the Fourth Proportional to 16,493.92, 22,764.09 and 12,983.56

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Solution

The fourth proportional to 16,493.92, 22,764.09 and 12,983.56 is: 17,919.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,493.92 : 22,764.09 = 12,983.56 : x
  2. Step 2: Convert to fraction form
    16,493.92/22,764.09 = 12,983.56/x
  3. Step 3: Cross multiply
    16,493.92x = 22,764.09 × 12,983.56
  4. Step 4: Simplify right side
    16,493.92x = 295,558,932.47
  5. Step 5: Solve for x
    x = 295,558,932.47/16,493.92
  6. Step 6: Final answer
    x = 17,919.26

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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.