Home / 18,494.88-27,736.56-6,180

Finding the Fourth Proportional to 18,494.88, 27,736.56 and 6,180

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Solution

The fourth proportional to 18,494.88, 27,736.56 and 6,180 is: 9,268.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,494.88 : 27,736.56 = 6,180 : x
  2. Step 2: Convert to fraction form
    18,494.88/27,736.56 = 6,180/x
  3. Step 3: Cross multiply
    18,494.88x = 27,736.56 × 6,180
  4. Step 4: Simplify right side
    18,494.88x = 171,411,940.80
  5. Step 5: Solve for x
    x = 171,411,940.80/18,494.88
  6. Step 6: Final answer
    x = 9,268.08

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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.