Home / 17,112.88-25,670.40-4,633.12

Finding the Fourth Proportional to 17,112.88, 25,670.40 and 4,633.12

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Solution

The fourth proportional to 17,112.88, 25,670.40 and 4,633.12 is: 6,949.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,112.88 : 25,670.40 = 4,633.12 : x
  2. Step 2: Convert to fraction form
    17,112.88/25,670.40 = 4,633.12/x
  3. Step 3: Cross multiply
    17,112.88x = 25,670.40 × 4,633.12
  4. Step 4: Simplify right side
    17,112.88x = 118,934,043.65
  5. Step 5: Solve for x
    x = 118,934,043.65/17,112.88
  6. Step 6: Final answer
    x = 6,949.97

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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.