Home / 27,553.44-41,323.95-7,831.56

Finding the Fourth Proportional to 27,553.44, 41,323.95 and 7,831.56

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Solution

The fourth proportional to 27,553.44, 41,323.95 and 7,831.56 is: 11,745.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,553.44 : 41,323.95 = 7,831.56 : x
  2. Step 2: Convert to fraction form
    27,553.44/41,323.95 = 7,831.56/x
  3. Step 3: Cross multiply
    27,553.44x = 41,323.95 × 7,831.56
  4. Step 4: Simplify right side
    27,553.44x = 323,630,993.86
  5. Step 5: Solve for x
    x = 323,630,993.86/27,553.44
  6. Step 6: Final answer
    x = 11,745.57

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1.5x scale

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.