Home / 17,696.49-26,546.64-5,216.61

Finding the Fourth Proportional to 17,696.49, 26,546.64 and 5,216.61

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Solution

The fourth proportional to 17,696.49, 26,546.64 and 5,216.61 is: 7,825.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,696.49 : 26,546.64 = 5,216.61 : x
  2. Step 2: Convert to fraction form
    17,696.49/26,546.64 = 5,216.61/x
  3. Step 3: Cross multiply
    17,696.49x = 26,546.64 × 5,216.61
  4. Step 4: Simplify right side
    17,696.49x = 138,483,467.69
  5. Step 5: Solve for x
    x = 138,483,467.69/17,696.49
  6. Step 6: Final answer
    x = 7,825.48

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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.