Home / 10,838.44-16,286.46-10,138.60

Finding the Fourth Proportional to 10,838.44, 16,286.46 and 10,138.60

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Solution

The fourth proportional to 10,838.44, 16,286.46 and 10,138.60 is: 15,234.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,838.44 : 16,286.46 = 10,138.60 : x
  2. Step 2: Convert to fraction form
    10,838.44/16,286.46 = 10,138.60/x
  3. Step 3: Cross multiply
    10,838.44x = 16,286.46 × 10,138.60
  4. Step 4: Simplify right side
    10,838.44x = 165,121,903.36
  5. Step 5: Solve for x
    x = 165,121,903.36/10,838.44
  6. Step 6: Final answer
    x = 15,234.84

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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.