Home / 16,776.29-23,149.94-9,222.44

Finding the Fourth Proportional to 16,776.29, 23,149.94 and 9,222.44

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Solution

The fourth proportional to 16,776.29, 23,149.94 and 9,222.44 is: 12,726.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,776.29 : 23,149.94 = 9,222.44 : x
  2. Step 2: Convert to fraction form
    16,776.29/23,149.94 = 9,222.44/x
  3. Step 3: Cross multiply
    16,776.29x = 23,149.94 × 9,222.44
  4. Step 4: Simplify right side
    16,776.29x = 213,498,770.79
  5. Step 5: Solve for x
    x = 213,498,770.79/16,776.29
  6. Step 6: Final answer
    x = 12,726.22

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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.