Home / 18,761.83-25,891.94-10,695.34

Finding the Fourth Proportional to 18,761.83, 25,891.94 and 10,695.34

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Solution

The fourth proportional to 18,761.83, 25,891.94 and 10,695.34 is: 14,759.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,761.83 : 25,891.94 = 10,695.34 : x
  2. Step 2: Convert to fraction form
    18,761.83/25,891.94 = 10,695.34/x
  3. Step 3: Cross multiply
    18,761.83x = 25,891.94 × 10,695.34
  4. Step 4: Simplify right side
    18,761.83x = 276,922,918.62
  5. Step 5: Solve for x
    x = 276,922,918.62/18,761.83
  6. Step 6: Final answer
    x = 14,759.91

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1.5x scale

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.