Home / 18,736.92-28,230.39-16,960.19

Finding the Fourth Proportional to 18,736.92, 28,230.39 and 16,960.19

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Solution

The fourth proportional to 18,736.92, 28,230.39 and 16,960.19 is: 25,553.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,736.92 : 28,230.39 = 16,960.19 : x
  2. Step 2: Convert to fraction form
    18,736.92/28,230.39 = 16,960.19/x
  3. Step 3: Cross multiply
    18,736.92x = 28,230.39 × 16,960.19
  4. Step 4: Simplify right side
    18,736.92x = 478,792,637.02
  5. Step 5: Solve for x
    x = 478,792,637.02/18,736.92
  6. Step 6: Final answer
    x = 25,553.43

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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.