Home / 19,959.83-27,546.62-12,696.96

Finding the Fourth Proportional to 19,959.83, 27,546.62 and 12,696.96

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Solution

The fourth proportional to 19,959.83, 27,546.62 and 12,696.96 is: 17,523.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,959.83 : 27,546.62 = 12,696.96 : x
  2. Step 2: Convert to fraction form
    19,959.83/27,546.62 = 12,696.96/x
  3. Step 3: Cross multiply
    19,959.83x = 27,546.62 × 12,696.96
  4. Step 4: Simplify right side
    19,959.83x = 349,758,332.28
  5. Step 5: Solve for x
    x = 349,758,332.28/19,959.83
  6. Step 6: Final answer
    x = 17,523.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.