Home / 19,139.44-26,340.52-16,194

Finding the Fourth Proportional to 19,139.44, 26,340.52 and 16,194

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Solution

The fourth proportional to 19,139.44, 26,340.52 and 16,194 is: 22,286.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,139.44 : 26,340.52 = 16,194 : x
  2. Step 2: Convert to fraction form
    19,139.44/26,340.52 = 16,194/x
  3. Step 3: Cross multiply
    19,139.44x = 26,340.52 × 16,194
  4. Step 4: Simplify right side
    19,139.44x = 426,558,380.88
  5. Step 5: Solve for x
    x = 426,558,380.88/19,139.44
  6. Step 6: Final answer
    x = 22,286.88

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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.