Home / 27,185.27-37,517.94-15,086.90

Finding the Fourth Proportional to 27,185.27, 37,517.94 and 15,086.90

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Solution

The fourth proportional to 27,185.27, 37,517.94 and 15,086.90 is: 20,821.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,185.27 : 37,517.94 = 15,086.90 : x
  2. Step 2: Convert to fraction form
    27,185.27/37,517.94 = 15,086.90/x
  3. Step 3: Cross multiply
    27,185.27x = 37,517.94 × 15,086.90
  4. Step 4: Simplify right side
    27,185.27x = 566,029,221.40
  5. Step 5: Solve for x
    x = 566,029,221.40/27,185.27
  6. Step 6: Final answer
    x = 20,821.17

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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.