Home / 19,786.65-27,305.88-10,834.53

Finding the Fourth Proportional to 19,786.65, 27,305.88 and 10,834.53

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Solution

The fourth proportional to 19,786.65, 27,305.88 and 10,834.53 is: 14,951.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,786.65 : 27,305.88 = 10,834.53 : x
  2. Step 2: Convert to fraction form
    19,786.65/27,305.88 = 10,834.53/x
  3. Step 3: Cross multiply
    19,786.65x = 27,305.88 × 10,834.53
  4. Step 4: Simplify right side
    19,786.65x = 295,846,376.04
  5. Step 5: Solve for x
    x = 295,846,376.04/19,786.65
  6. Step 6: Final answer
    x = 14,951.82

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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.