Home / 16,226.06-22,391.97-8,774.06

Finding the Fourth Proportional to 16,226.06, 22,391.97 and 8,774.06

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Solution

The fourth proportional to 16,226.06, 22,391.97 and 8,774.06 is: 12,108.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,226.06 : 22,391.97 = 8,774.06 : x
  2. Step 2: Convert to fraction form
    16,226.06/22,391.97 = 8,774.06/x
  3. Step 3: Cross multiply
    16,226.06x = 22,391.97 × 8,774.06
  4. Step 4: Simplify right side
    16,226.06x = 196,468,544.28
  5. Step 5: Solve for x
    x = 196,468,544.28/16,226.06
  6. Step 6: Final answer
    x = 12,108.21

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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.