Home / 16,766.27-23,137.34-9,212.68

Finding the Fourth Proportional to 16,766.27, 23,137.34 and 9,212.68

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Solution

The fourth proportional to 16,766.27, 23,137.34 and 9,212.68 is: 12,713.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,766.27 : 23,137.34 = 9,212.68 : x
  2. Step 2: Convert to fraction form
    16,766.27/23,137.34 = 9,212.68/x
  3. Step 3: Cross multiply
    16,766.27x = 23,137.34 × 9,212.68
  4. Step 4: Simplify right side
    16,766.27x = 213,156,805.56
  5. Step 5: Solve for x
    x = 213,156,805.56/16,766.27
  6. Step 6: Final answer
    x = 12,713.43

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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.