Home / 11,940.17-17,910.45-6,672.13

Finding the Fourth Proportional to 11,940.17, 17,910.45 and 6,672.13

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Solution

The fourth proportional to 11,940.17, 17,910.45 and 6,672.13 is: 10,008.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,940.17 : 17,910.45 = 6,672.13 : x
  2. Step 2: Convert to fraction form
    11,940.17/17,910.45 = 6,672.13/x
  3. Step 3: Cross multiply
    11,940.17x = 17,910.45 × 6,672.13
  4. Step 4: Simplify right side
    11,940.17x = 119,500,805.98
  5. Step 5: Solve for x
    x = 119,500,805.98/11,940.17
  6. Step 6: Final answer
    x = 10,008.30

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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.