Home / 19,944.66-27,519.84-11,983.98

Finding the Fourth Proportional to 19,944.66, 27,519.84 and 11,983.98

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Solution

The fourth proportional to 19,944.66, 27,519.84 and 11,983.98 is: 16,535.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,944.66 : 27,519.84 = 11,983.98 : x
  2. Step 2: Convert to fraction form
    19,944.66/27,519.84 = 11,983.98/x
  3. Step 3: Cross multiply
    19,944.66x = 27,519.84 × 11,983.98
  4. Step 4: Simplify right side
    19,944.66x = 329,797,212.16
  5. Step 5: Solve for x
    x = 329,797,212.16/19,944.66
  6. Step 6: Final answer
    x = 16,535.61

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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.