Home / 18,668.04-27,936.25-11,651.34

Finding the Fourth Proportional to 18,668.04, 27,936.25 and 11,651.34

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Solution

The fourth proportional to 18,668.04, 27,936.25 and 11,651.34 is: 17,435.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,668.04 : 27,936.25 = 11,651.34 : x
  2. Step 2: Convert to fraction form
    18,668.04/27,936.25 = 11,651.34/x
  3. Step 3: Cross multiply
    18,668.04x = 27,936.25 × 11,651.34
  4. Step 4: Simplify right side
    18,668.04x = 325,494,717.95
  5. Step 5: Solve for x
    x = 325,494,717.95/18,668.04
  6. Step 6: Final answer
    x = 17,435.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.