Home / 18,229.94-25,157.22-10,163.49

Finding the Fourth Proportional to 18,229.94, 25,157.22 and 10,163.49

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Solution

The fourth proportional to 18,229.94, 25,157.22 and 10,163.49 is: 14,025.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,229.94 : 25,157.22 = 10,163.49 : x
  2. Step 2: Convert to fraction form
    18,229.94/25,157.22 = 10,163.49/x
  3. Step 3: Cross multiply
    18,229.94x = 25,157.22 × 10,163.49
  4. Step 4: Simplify right side
    18,229.94x = 255,685,153.90
  5. Step 5: Solve for x
    x = 255,685,153.90/18,229.94
  6. Step 6: Final answer
    x = 14,025.57

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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.