Home / 13,936-20,910.19-5,632.23

Finding the Fourth Proportional to 13,936, 20,910.19 and 5,632.23

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Solution

The fourth proportional to 13,936, 20,910.19 and 5,632.23 is: 8,450.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,936 : 20,910.19 = 5,632.23 : x
  2. Step 2: Convert to fraction form
    13,936/20,910.19 = 5,632.23/x
  3. Step 3: Cross multiply
    13,936x = 20,910.19 × 5,632.23
  4. Step 4: Simplify right side
    13,936x = 117,770,999.42
  5. Step 5: Solve for x
    x = 117,770,999.42/13,936
  6. Step 6: Final answer
    x = 8,450.85

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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.