Home / 19,786.62-27,305.91-10,834.05

Finding the Fourth Proportional to 19,786.62, 27,305.91 and 10,834.05

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Solution

The fourth proportional to 19,786.62, 27,305.91 and 10,834.05 is: 14,951.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,786.62 : 27,305.91 = 10,834.05 : x
  2. Step 2: Convert to fraction form
    19,786.62/27,305.91 = 10,834.05/x
  3. Step 3: Cross multiply
    19,786.62x = 27,305.91 × 10,834.05
  4. Step 4: Simplify right side
    19,786.62x = 295,833,594.24
  5. Step 5: Solve for x
    x = 295,833,594.24/19,786.62
  6. Step 6: Final answer
    x = 14,951.19

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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.