Home / 18,255.06-25,183.98-10,697.56

Finding the Fourth Proportional to 18,255.06, 25,183.98 and 10,697.56

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Solution

The fourth proportional to 18,255.06, 25,183.98 and 10,697.56 is: 14,757.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,255.06 : 25,183.98 = 10,697.56 : x
  2. Step 2: Convert to fraction form
    18,255.06/25,183.98 = 10,697.56/x
  3. Step 3: Cross multiply
    18,255.06x = 25,183.98 × 10,697.56
  4. Step 4: Simplify right side
    18,255.06x = 269,407,074.13
  5. Step 5: Solve for x
    x = 269,407,074.13/18,255.06
  6. Step 6: Final answer
    x = 14,757.94

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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.