Home / 17,183.81-25,762.56-11,903.64

Finding the Fourth Proportional to 17,183.81, 25,762.56 and 11,903.64

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Solution

The fourth proportional to 17,183.81, 25,762.56 and 11,903.64 is: 17,846.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,183.81 : 25,762.56 = 11,903.64 : x
  2. Step 2: Convert to fraction form
    17,183.81/25,762.56 = 11,903.64/x
  3. Step 3: Cross multiply
    17,183.81x = 25,762.56 × 11,903.64
  4. Step 4: Simplify right side
    17,183.81x = 306,668,239.72
  5. Step 5: Solve for x
    x = 306,668,239.72/17,183.81
  6. Step 6: Final answer
    x = 17,846.35

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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.