Home / 16,932.94-23,366.40-9,379.14

Finding the Fourth Proportional to 16,932.94, 23,366.40 and 9,379.14

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Solution

The fourth proportional to 16,932.94, 23,366.40 and 9,379.14 is: 12,942.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,932.94 : 23,366.40 = 9,379.14 : x
  2. Step 2: Convert to fraction form
    16,932.94/23,366.40 = 9,379.14/x
  3. Step 3: Cross multiply
    16,932.94x = 23,366.40 × 9,379.14
  4. Step 4: Simplify right side
    16,932.94x = 219,156,736.90
  5. Step 5: Solve for x
    x = 219,156,736.90/16,932.94
  6. Step 6: Final answer
    x = 12,942.63

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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.