Home / 13,896.67-20,844.97-10,738.71

Finding the Fourth Proportional to 13,896.67, 20,844.97 and 10,738.71

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Solution

The fourth proportional to 13,896.67, 20,844.97 and 10,738.71 is: 16,108.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,896.67 : 20,844.97 = 10,738.71 : x
  2. Step 2: Convert to fraction form
    13,896.67/20,844.97 = 10,738.71/x
  3. Step 3: Cross multiply
    13,896.67x = 20,844.97 × 10,738.71
  4. Step 4: Simplify right side
    13,896.67x = 223,848,087.79
  5. Step 5: Solve for x
    x = 223,848,087.79/13,896.67
  6. Step 6: Final answer
    x = 16,108.04

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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.