Home / 18,179.46-25,086.78-10,222.44

Finding the Fourth Proportional to 18,179.46, 25,086.78 and 10,222.44

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Solution

The fourth proportional to 18,179.46, 25,086.78 and 10,222.44 is: 14,106.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,179.46 : 25,086.78 = 10,222.44 : x
  2. Step 2: Convert to fraction form
    18,179.46/25,086.78 = 10,222.44/x
  3. Step 3: Cross multiply
    18,179.46x = 25,086.78 × 10,222.44
  4. Step 4: Simplify right side
    18,179.46x = 256,448,103.34
  5. Step 5: Solve for x
    x = 256,448,103.34/18,179.46
  6. Step 6: Final answer
    x = 14,106.48

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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.