Home / 17,278.65-25,896.60-8,953.86

Finding the Fourth Proportional to 17,278.65, 25,896.60 and 8,953.86

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Solution

The fourth proportional to 17,278.65, 25,896.60 and 8,953.86 is: 13,419.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,278.65 : 25,896.60 = 8,953.86 : x
  2. Step 2: Convert to fraction form
    17,278.65/25,896.60 = 8,953.86/x
  3. Step 3: Cross multiply
    17,278.65x = 25,896.60 × 8,953.86
  4. Step 4: Simplify right side
    17,278.65x = 231,874,530.88
  5. Step 5: Solve for x
    x = 231,874,530.88/17,278.65
  6. Step 6: Final answer
    x = 13,419.71

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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.