Home / 18,046.73-27,170.39-15,635.56

Finding the Fourth Proportional to 18,046.73, 27,170.39 and 15,635.56

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Solution

The fourth proportional to 18,046.73, 27,170.39 and 15,635.56 is: 23,540.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,046.73 : 27,170.39 = 15,635.56 : x
  2. Step 2: Convert to fraction form
    18,046.73/27,170.39 = 15,635.56/x
  3. Step 3: Cross multiply
    18,046.73x = 27,170.39 × 15,635.56
  4. Step 4: Simplify right side
    18,046.73x = 424,824,263.07
  5. Step 5: Solve for x
    x = 424,824,263.07/18,046.73
  6. Step 6: Final answer
    x = 23,540.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.