Home / 18,310.44-27,476.94-7,215.24

Finding the Fourth Proportional to 18,310.44, 27,476.94 and 7,215.24

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Solution

The fourth proportional to 18,310.44, 27,476.94 and 7,215.24 is: 10,827.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,310.44 : 27,476.94 = 7,215.24 : x
  2. Step 2: Convert to fraction form
    18,310.44/27,476.94 = 7,215.24/x
  3. Step 3: Cross multiply
    18,310.44x = 27,476.94 × 7,215.24
  4. Step 4: Simplify right side
    18,310.44x = 198,252,716.57
  5. Step 5: Solve for x
    x = 198,252,716.57/18,310.44
  6. Step 6: Final answer
    x = 10,827.30

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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.