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Finding the Fourth Proportional to 17,274.63, 25,917.21 and 8,960.60

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Solution

The fourth proportional to 17,274.63, 25,917.21 and 8,960.60 is: 13,443.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,274.63 : 25,917.21 = 8,960.60 : x
  2. Step 2: Convert to fraction form
    17,274.63/25,917.21 = 8,960.60/x
  3. Step 3: Cross multiply
    17,274.63x = 25,917.21 × 8,960.60
  4. Step 4: Simplify right side
    17,274.63x = 232,233,622.34
  5. Step 5: Solve for x
    x = 232,233,622.34/17,274.63
  6. Step 6: Final answer
    x = 13,443.62

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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.