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Finding the Fourth Proportional to 17,086.02, 25,629.09 and 8,313.42

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Solution

The fourth proportional to 17,086.02, 25,629.09 and 8,313.42 is: 12,470.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,086.02 : 25,629.09 = 8,313.42 : x
  2. Step 2: Convert to fraction form
    17,086.02/25,629.09 = 8,313.42/x
  3. Step 3: Cross multiply
    17,086.02x = 25,629.09 × 8,313.42
  4. Step 4: Simplify right side
    17,086.02x = 213,065,389.39
  5. Step 5: Solve for x
    x = 213,065,389.39/17,086.02
  6. Step 6: Final answer
    x = 12,470.16

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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.