Home / 18,084.87-27,130.59-6,239.97

Finding the Fourth Proportional to 18,084.87, 27,130.59 and 6,239.97

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Solution

The fourth proportional to 18,084.87, 27,130.59 and 6,239.97 is: 9,361.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,084.87 : 27,130.59 = 6,239.97 : x
  2. Step 2: Convert to fraction form
    18,084.87/27,130.59 = 6,239.97/x
  3. Step 3: Cross multiply
    18,084.87x = 27,130.59 × 6,239.97
  4. Step 4: Simplify right side
    18,084.87x = 169,294,067.68
  5. Step 5: Solve for x
    x = 169,294,067.68/18,084.87
  6. Step 6: Final answer
    x = 9,361.09

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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.