Home / 23,310.91-34,969.81-8,516.37

Finding the Fourth Proportional to 23,310.91, 34,969.81 and 8,516.37

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Solution

The fourth proportional to 23,310.91, 34,969.81 and 8,516.37 is: 12,775.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,310.91 : 34,969.81 = 8,516.37 : x
  2. Step 2: Convert to fraction form
    23,310.91/34,969.81 = 8,516.37/x
  3. Step 3: Cross multiply
    23,310.91x = 34,969.81 × 8,516.37
  4. Step 4: Simplify right side
    23,310.91x = 297,815,840.79
  5. Step 5: Solve for x
    x = 297,815,840.79/23,310.91
  6. Step 6: Final answer
    x = 12,775.81

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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.