Home / 11,934.44-17,898.78-7,314.92

Finding the Fourth Proportional to 11,934.44, 17,898.78 and 7,314.92

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Solution

The fourth proportional to 11,934.44, 17,898.78 and 7,314.92 is: 10,970.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,934.44 : 17,898.78 = 7,314.92 : x
  2. Step 2: Convert to fraction form
    11,934.44/17,898.78 = 7,314.92/x
  3. Step 3: Cross multiply
    11,934.44x = 17,898.78 × 7,314.92
  4. Step 4: Simplify right side
    11,934.44x = 130,928,143.80
  5. Step 5: Solve for x
    x = 130,928,143.80/11,934.44
  6. Step 6: Final answer
    x = 10,970.61

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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.