Home / 16,808.91-23,196.11-9,255.04

Finding the Fourth Proportional to 16,808.91, 23,196.11 and 9,255.04

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Solution

The fourth proportional to 16,808.91, 23,196.11 and 9,255.04 is: 12,771.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,808.91 : 23,196.11 = 9,255.04 : x
  2. Step 2: Convert to fraction form
    16,808.91/23,196.11 = 9,255.04/x
  3. Step 3: Cross multiply
    16,808.91x = 23,196.11 × 9,255.04
  4. Step 4: Simplify right side
    16,808.91x = 214,680,879.62
  5. Step 5: Solve for x
    x = 214,680,879.62/16,808.91
  6. Step 6: Final answer
    x = 12,771.85

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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.