Home / 16,787.97-23,167.96-9,234.89

Finding the Fourth Proportional to 16,787.97, 23,167.96 and 9,234.89

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Solution

The fourth proportional to 16,787.97, 23,167.96 and 9,234.89 is: 12,744.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,787.97 : 23,167.96 = 9,234.89 : x
  2. Step 2: Convert to fraction form
    16,787.97/23,167.96 = 9,234.89/x
  3. Step 3: Cross multiply
    16,787.97x = 23,167.96 × 9,234.89
  4. Step 4: Simplify right side
    16,787.97x = 213,953,510.08
  5. Step 5: Solve for x
    x = 213,953,510.08/16,787.97
  6. Step 6: Final answer
    x = 12,744.45

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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.