Home / 17,183.14-25,728.52-10,909.18

Finding the Fourth Proportional to 17,183.14, 25,728.52 and 10,909.18

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Solution

The fourth proportional to 17,183.14, 25,728.52 and 10,909.18 is: 16,334.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,183.14 : 25,728.52 = 10,909.18 : x
  2. Step 2: Convert to fraction form
    17,183.14/25,728.52 = 10,909.18/x
  3. Step 3: Cross multiply
    17,183.14x = 25,728.52 × 10,909.18
  4. Step 4: Simplify right side
    17,183.14x = 280,677,055.81
  5. Step 5: Solve for x
    x = 280,677,055.81/17,183.14
  6. Step 6: Final answer
    x = 16,334.45

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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.