Home / 13,183.92-18,176.52-10,162.56

Finding the Fourth Proportional to 13,183.92, 18,176.52 and 10,162.56

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Solution

The fourth proportional to 13,183.92, 18,176.52 and 10,162.56 is: 14,011.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,183.92 : 18,176.52 = 10,162.56 : x
  2. Step 2: Convert to fraction form
    13,183.92/18,176.52 = 10,162.56/x
  3. Step 3: Cross multiply
    13,183.92x = 18,176.52 × 10,162.56
  4. Step 4: Simplify right side
    13,183.92x = 184,719,975.09
  5. Step 5: Solve for x
    x = 184,719,975.09/13,183.92
  6. Step 6: Final answer
    x = 14,011.01

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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.