Home / 16,316.88-24,453.24-11,689.68

Finding the Fourth Proportional to 16,316.88, 24,453.24 and 11,689.68

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Solution

The fourth proportional to 16,316.88, 24,453.24 and 11,689.68 is: 17,518.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,316.88 : 24,453.24 = 11,689.68 : x
  2. Step 2: Convert to fraction form
    16,316.88/24,453.24 = 11,689.68/x
  3. Step 3: Cross multiply
    16,316.88x = 24,453.24 × 11,689.68
  4. Step 4: Simplify right side
    16,316.88x = 285,850,550.56
  5. Step 5: Solve for x
    x = 285,850,550.56/16,316.88
  6. Step 6: Final answer
    x = 17,518.70

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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.