Home / 27,390.36-37,764.42-22,859.58

Finding the Fourth Proportional to 27,390.36, 37,764.42 and 22,859.58

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Solution

The fourth proportional to 27,390.36, 37,764.42 and 22,859.58 is: 31,517.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,390.36 : 37,764.42 = 22,859.58 : x
  2. Step 2: Convert to fraction form
    27,390.36/37,764.42 = 22,859.58/x
  3. Step 3: Cross multiply
    27,390.36x = 37,764.42 × 22,859.58
  4. Step 4: Simplify right side
    27,390.36x = 863,278,780.14
  5. Step 5: Solve for x
    x = 863,278,780.14/27,390.36
  6. Step 6: Final answer
    x = 31,517.61

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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.