Home / 11,233.40-16,816.82-8,324.76

Finding the Fourth Proportional to 11,233.40, 16,816.82 and 8,324.76

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Solution

The fourth proportional to 11,233.40, 16,816.82 and 8,324.76 is: 12,462.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.40 : 16,816.82 = 8,324.76 : x
  2. Step 2: Convert to fraction form
    11,233.40/16,816.82 = 8,324.76/x
  3. Step 3: Cross multiply
    11,233.40x = 16,816.82 × 8,324.76
  4. Step 4: Simplify right side
    11,233.40x = 139,995,990.46
  5. Step 5: Solve for x
    x = 139,995,990.46/11,233.40
  6. Step 6: Final answer
    x = 12,462.48

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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.