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Finding the Fourth Proportional to 16,636.36, 24,954.48 and 4,949.58

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Solution

The fourth proportional to 16,636.36, 24,954.48 and 4,949.58 is: 7,424.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,636.36 : 24,954.48 = 4,949.58 : x
  2. Step 2: Convert to fraction form
    16,636.36/24,954.48 = 4,949.58/x
  3. Step 3: Cross multiply
    16,636.36x = 24,954.48 × 4,949.58
  4. Step 4: Simplify right side
    16,636.36x = 123,514,195.12
  5. Step 5: Solve for x
    x = 123,514,195.12/16,636.36
  6. Step 6: Final answer
    x = 7,424.35

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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.