Home / 18,261.82-27,336.84-11,694.34

Finding the Fourth Proportional to 18,261.82, 27,336.84 and 11,694.34

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Solution

The fourth proportional to 18,261.82, 27,336.84 and 11,694.34 is: 17,505.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,261.82 : 27,336.84 = 11,694.34 : x
  2. Step 2: Convert to fraction form
    18,261.82/27,336.84 = 11,694.34/x
  3. Step 3: Cross multiply
    18,261.82x = 27,336.84 × 11,694.34
  4. Step 4: Simplify right side
    18,261.82x = 319,686,301.49
  5. Step 5: Solve for x
    x = 319,686,301.49/18,261.82
  6. Step 6: Final answer
    x = 17,505.72

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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.