Home / 18,190.02-27,284.94-15,717.27

Finding the Fourth Proportional to 18,190.02, 27,284.94 and 15,717.27

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Solution

The fourth proportional to 18,190.02, 27,284.94 and 15,717.27 is: 23,575.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,190.02 : 27,284.94 = 15,717.27 : x
  2. Step 2: Convert to fraction form
    18,190.02/27,284.94 = 15,717.27/x
  3. Step 3: Cross multiply
    18,190.02x = 27,284.94 × 15,717.27
  4. Step 4: Simplify right side
    18,190.02x = 428,844,768.91
  5. Step 5: Solve for x
    x = 428,844,768.91/18,190.02
  6. Step 6: Final answer
    x = 23,575.83

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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.