Home / 11,233.47-16,869.01-10,786.49

Finding the Fourth Proportional to 11,233.47, 16,869.01 and 10,786.49

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Solution

The fourth proportional to 11,233.47, 16,869.01 and 10,786.49 is: 16,197.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.47 : 16,869.01 = 10,786.49 : x
  2. Step 2: Convert to fraction form
    11,233.47/16,869.01 = 10,786.49/x
  3. Step 3: Cross multiply
    11,233.47x = 16,869.01 × 10,786.49
  4. Step 4: Simplify right side
    11,233.47x = 181,957,407.67
  5. Step 5: Solve for x
    x = 181,957,407.67/11,233.47
  6. Step 6: Final answer
    x = 16,197.79

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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.