Home / 16,933.62-23,366.61-9,379.75

Finding the Fourth Proportional to 16,933.62, 23,366.61 and 9,379.75

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Solution

The fourth proportional to 16,933.62, 23,366.61 and 9,379.75 is: 12,943.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,933.62 : 23,366.61 = 9,379.75 : x
  2. Step 2: Convert to fraction form
    16,933.62/23,366.61 = 9,379.75/x
  3. Step 3: Cross multiply
    16,933.62x = 23,366.61 × 9,379.75
  4. Step 4: Simplify right side
    16,933.62x = 219,172,960.15
  5. Step 5: Solve for x
    x = 219,172,960.15/16,933.62
  6. Step 6: Final answer
    x = 12,943.07

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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.