Home / 16,516.92-24,742.26-9,939.36

Finding the Fourth Proportional to 16,516.92, 24,742.26 and 9,939.36

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Solution

The fourth proportional to 16,516.92, 24,742.26 and 9,939.36 is: 14,889.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,516.92 : 24,742.26 = 9,939.36 : x
  2. Step 2: Convert to fraction form
    16,516.92/24,742.26 = 9,939.36/x
  3. Step 3: Cross multiply
    16,516.92x = 24,742.26 × 9,939.36
  4. Step 4: Simplify right side
    16,516.92x = 245,922,229.35
  5. Step 5: Solve for x
    x = 245,922,229.35/16,516.92
  6. Step 6: Final answer
    x = 14,889.11

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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.