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Finding the Fourth Proportional to 16,696.95, 25,029.95 and 6,161.16

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Solution

The fourth proportional to 16,696.95, 25,029.95 and 6,161.16 is: 9,236.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,696.95 : 25,029.95 = 6,161.16 : x
  2. Step 2: Convert to fraction form
    16,696.95/25,029.95 = 6,161.16/x
  3. Step 3: Cross multiply
    16,696.95x = 25,029.95 × 6,161.16
  4. Step 4: Simplify right side
    16,696.95x = 154,213,495.94
  5. Step 5: Solve for x
    x = 154,213,495.94/16,696.95
  6. Step 6: Final answer
    x = 9,236.03

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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.