Home / 11,923.46-17,889.90-4,529.88

Finding the Fourth Proportional to 11,923.46, 17,889.90 and 4,529.88

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Solution

The fourth proportional to 11,923.46, 17,889.90 and 4,529.88 is: 6,796.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,923.46 : 17,889.90 = 4,529.88 : x
  2. Step 2: Convert to fraction form
    11,923.46/17,889.90 = 4,529.88/x
  3. Step 3: Cross multiply
    11,923.46x = 17,889.90 × 4,529.88
  4. Step 4: Simplify right side
    11,923.46x = 81,039,100.21
  5. Step 5: Solve for x
    x = 81,039,100.21/11,923.46
  6. Step 6: Final answer
    x = 6,796.61

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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.