Home / 11,869.91-17,794.37-10,126.12

Finding the Fourth Proportional to 11,869.91, 17,794.37 and 10,126.12

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Solution

The fourth proportional to 11,869.91, 17,794.37 and 10,126.12 is: 15,180.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,869.91 : 17,794.37 = 10,126.12 : x
  2. Step 2: Convert to fraction form
    11,869.91/17,794.37 = 10,126.12/x
  3. Step 3: Cross multiply
    11,869.91x = 17,794.37 × 10,126.12
  4. Step 4: Simplify right side
    11,869.91x = 180,187,906.77
  5. Step 5: Solve for x
    x = 180,187,906.77/11,869.91
  6. Step 6: Final answer
    x = 15,180.22

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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.