Home / 13,696.23-20,544.35-3,836.97

Finding the Fourth Proportional to 13,696.23, 20,544.35 and 3,836.97

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Solution

The fourth proportional to 13,696.23, 20,544.35 and 3,836.97 is: 5,755.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,696.23 : 20,544.35 = 3,836.97 : x
  2. Step 2: Convert to fraction form
    13,696.23/20,544.35 = 3,836.97/x
  3. Step 3: Cross multiply
    13,696.23x = 20,544.35 × 3,836.97
  4. Step 4: Simplify right side
    13,696.23x = 78,828,035.43
  5. Step 5: Solve for x
    x = 78,828,035.43/13,696.23
  6. Step 6: Final answer
    x = 5,755.46

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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.