Home / 27,928.70-41,907.22-18,575.22

Finding the Fourth Proportional to 27,928.70, 41,907.22 and 18,575.22

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Solution

The fourth proportional to 27,928.70, 41,907.22 and 18,575.22 is: 27,872.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,928.70 : 41,907.22 = 18,575.22 : x
  2. Step 2: Convert to fraction form
    27,928.70/41,907.22 = 18,575.22/x
  3. Step 3: Cross multiply
    27,928.70x = 41,907.22 × 18,575.22
  4. Step 4: Simplify right side
    27,928.70x = 778,435,831.09
  5. Step 5: Solve for x
    x = 778,435,831.09/27,928.70
  6. Step 6: Final answer
    x = 27,872.25

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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.