Home / 16,933.50-23,367.84-9,379.54

Finding the Fourth Proportional to 16,933.50, 23,367.84 and 9,379.54

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Solution

The fourth proportional to 16,933.50, 23,367.84 and 9,379.54 is: 12,943.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,933.50 : 23,367.84 = 9,379.54 : x
  2. Step 2: Convert to fraction form
    16,933.50/23,367.84 = 9,379.54/x
  3. Step 3: Cross multiply
    16,933.50x = 23,367.84 × 9,379.54
  4. Step 4: Simplify right side
    16,933.50x = 219,179,589.99
  5. Step 5: Solve for x
    x = 219,179,589.99/16,933.50
  6. Step 6: Final answer
    x = 12,943.55

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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.