Home / 16,997.73-25,520.29-8,684.50

Finding the Fourth Proportional to 16,997.73, 25,520.29 and 8,684.50

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Solution

The fourth proportional to 16,997.73, 25,520.29 and 8,684.50 is: 13,038.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,997.73 : 25,520.29 = 8,684.50 : x
  2. Step 2: Convert to fraction form
    16,997.73/25,520.29 = 8,684.50/x
  3. Step 3: Cross multiply
    16,997.73x = 25,520.29 × 8,684.50
  4. Step 4: Simplify right side
    16,997.73x = 221,630,872.99
  5. Step 5: Solve for x
    x = 221,630,872.99/16,997.73
  6. Step 6: Final answer
    x = 13,038.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.