Home / 16,940.73-23,375.85-9,385.20

Finding the Fourth Proportional to 16,940.73, 23,375.85 and 9,385.20

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Solution

The fourth proportional to 16,940.73, 23,375.85 and 9,385.20 is: 12,950.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,940.73 : 23,375.85 = 9,385.20 : x
  2. Step 2: Convert to fraction form
    16,940.73/23,375.85 = 9,385.20/x
  3. Step 3: Cross multiply
    16,940.73x = 23,375.85 × 9,385.20
  4. Step 4: Simplify right side
    16,940.73x = 219,387,027.42
  5. Step 5: Solve for x
    x = 219,387,027.42/16,940.73
  6. Step 6: Final answer
    x = 12,950.27

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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.