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Finding the Fourth Proportional to 16,696.38, 25,047 and 5,600.58

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Solution

The fourth proportional to 16,696.38, 25,047 and 5,600.58 is: 8,401.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,696.38 : 25,047 = 5,600.58 : x
  2. Step 2: Convert to fraction form
    16,696.38/25,047 = 5,600.58/x
  3. Step 3: Cross multiply
    16,696.38x = 25,047 × 5,600.58
  4. Step 4: Simplify right side
    16,696.38x = 140,277,727.26
  5. Step 5: Solve for x
    x = 140,277,727.26/16,696.38
  6. Step 6: Final answer
    x = 8,401.69

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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.