Home / 18,479.14-27,722.68-5,999.86

Finding the Fourth Proportional to 18,479.14, 27,722.68 and 5,999.86

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Solution

The fourth proportional to 18,479.14, 27,722.68 and 5,999.86 is: 9,001.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,479.14 : 27,722.68 = 5,999.86 : x
  2. Step 2: Convert to fraction form
    18,479.14/27,722.68 = 5,999.86/x
  3. Step 3: Cross multiply
    18,479.14x = 27,722.68 × 5,999.86
  4. Step 4: Simplify right side
    18,479.14x = 166,332,198.82
  5. Step 5: Solve for x
    x = 166,332,198.82/18,479.14
  6. Step 6: Final answer
    x = 9,001.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.