Home / 16,912.26-25,244.39-15,696.05

Finding the Fourth Proportional to 16,912.26, 25,244.39 and 15,696.05

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Solution

The fourth proportional to 16,912.26, 25,244.39 and 15,696.05 is: 23,428.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,912.26 : 25,244.39 = 15,696.05 : x
  2. Step 2: Convert to fraction form
    16,912.26/25,244.39 = 15,696.05/x
  3. Step 3: Cross multiply
    16,912.26x = 25,244.39 × 15,696.05
  4. Step 4: Simplify right side
    16,912.26x = 396,237,120.68
  5. Step 5: Solve for x
    x = 396,237,120.68/16,912.26
  6. Step 6: Final answer
    x = 23,428.99

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.