Home / 16,794.92-23,147.70-12,309.14

Finding the Fourth Proportional to 16,794.92, 23,147.70 and 12,309.14

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Solution

The fourth proportional to 16,794.92, 23,147.70 and 12,309.14 is: 16,965.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,794.92 : 23,147.70 = 12,309.14 : x
  2. Step 2: Convert to fraction form
    16,794.92/23,147.70 = 12,309.14/x
  3. Step 3: Cross multiply
    16,794.92x = 23,147.70 × 12,309.14
  4. Step 4: Simplify right side
    16,794.92x = 284,928,279.98
  5. Step 5: Solve for x
    x = 284,928,279.98/16,794.92
  6. Step 6: Final answer
    x = 16,965.15

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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.