Home / 11,744.11-16,197.45-10,324.78

Finding the Fourth Proportional to 11,744.11, 16,197.45 and 10,324.78

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Solution

The fourth proportional to 11,744.11, 16,197.45 and 10,324.78 is: 14,239.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,744.11 : 16,197.45 = 10,324.78 : x
  2. Step 2: Convert to fraction form
    11,744.11/16,197.45 = 10,324.78/x
  3. Step 3: Cross multiply
    11,744.11x = 16,197.45 × 10,324.78
  4. Step 4: Simplify right side
    11,744.11x = 167,235,026.82
  5. Step 5: Solve for x
    x = 167,235,026.82/11,744.11
  6. Step 6: Final answer
    x = 14,239.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.