Home / 16,787.96-23,167.97-9,234.86

Finding the Fourth Proportional to 16,787.96, 23,167.97 and 9,234.86

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Solution

The fourth proportional to 16,787.96, 23,167.97 and 9,234.86 is: 12,744.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787.96 : 23,167.97 = 9,234.86 : x
  2. Step 2: Convert to fraction form
    16,787.96/23,167.97 = 9,234.86/x
  3. Step 3: Cross multiply
    16,787.96x = 23,167.97 × 9,234.86
  4. Step 4: Simplify right side
    16,787.96x = 213,953,014.32
  5. Step 5: Solve for x
    x = 213,953,014.32/16,787.96
  6. Step 6: Final answer
    x = 12,744.43

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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.