Home / 12,179.67-18,265.78-6,333.09

Finding the Fourth Proportional to 12,179.67, 18,265.78 and 6,333.09

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Solution

The fourth proportional to 12,179.67, 18,265.78 and 6,333.09 is: 9,497.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,179.67 : 18,265.78 = 6,333.09 : x
  2. Step 2: Convert to fraction form
    12,179.67/18,265.78 = 6,333.09/x
  3. Step 3: Cross multiply
    12,179.67x = 18,265.78 × 6,333.09
  4. Step 4: Simplify right side
    12,179.67x = 115,678,828.66
  5. Step 5: Solve for x
    x = 115,678,828.66/12,179.67
  6. Step 6: Final answer
    x = 9,497.70

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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.