Home / 18,148.24-27,224.79-17,822.62

Finding the Fourth Proportional to 18,148.24, 27,224.79 and 17,822.62

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Solution

The fourth proportional to 18,148.24, 27,224.79 and 17,822.62 is: 26,736.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,148.24 : 27,224.79 = 17,822.62 : x
  2. Step 2: Convert to fraction form
    18,148.24/27,224.79 = 17,822.62/x
  3. Step 3: Cross multiply
    18,148.24x = 27,224.79 × 17,822.62
  4. Step 4: Simplify right side
    18,148.24x = 485,217,086.75
  5. Step 5: Solve for x
    x = 485,217,086.75/18,148.24
  6. Step 6: Final answer
    x = 26,736.32

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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.