Home / 19,796.67-27,318.51-11,843.28

Finding the Fourth Proportional to 19,796.67, 27,318.51 and 11,843.28

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Solution

The fourth proportional to 19,796.67, 27,318.51 and 11,843.28 is: 16,343.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,796.67 : 27,318.51 = 11,843.28 : x
  2. Step 2: Convert to fraction form
    19,796.67/27,318.51 = 11,843.28/x
  3. Step 3: Cross multiply
    19,796.67x = 27,318.51 × 11,843.28
  4. Step 4: Simplify right side
    19,796.67x = 323,540,763.11
  5. Step 5: Solve for x
    x = 323,540,763.11/19,796.67
  6. Step 6: Final answer
    x = 16,343.19

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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.