Home / 27,183.40-40,765.32-9,409.23

Finding the Fourth Proportional to 27,183.40, 40,765.32 and 9,409.23

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Solution

The fourth proportional to 27,183.40, 40,765.32 and 9,409.23 is: 14,110.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,183.40 : 40,765.32 = 9,409.23 : x
  2. Step 2: Convert to fraction form
    27,183.40/40,765.32 = 9,409.23/x
  3. Step 3: Cross multiply
    27,183.40x = 40,765.32 × 9,409.23
  4. Step 4: Simplify right side
    27,183.40x = 383,570,224.86
  5. Step 5: Solve for x
    x = 383,570,224.86/27,183.40
  6. Step 6: Final answer
    x = 14,110.46

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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.