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Finding the Fourth Proportional to 16,388.98, 24,578.68 and 9,367.68

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Solution

The fourth proportional to 16,388.98, 24,578.68 and 9,367.68 is: 14,048.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,388.98 : 24,578.68 = 9,367.68 : x
  2. Step 2: Convert to fraction form
    16,388.98/24,578.68 = 9,367.68/x
  3. Step 3: Cross multiply
    16,388.98x = 24,578.68 × 9,367.68
  4. Step 4: Simplify right side
    16,388.98x = 230,245,162.22
  5. Step 5: Solve for x
    x = 230,245,162.22/16,388.98
  6. Step 6: Final answer
    x = 14,048.78

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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.