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Finding the Fourth Proportional to 17,331.76, 25,994.92 and 5,644.88

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Solution

The fourth proportional to 17,331.76, 25,994.92 and 5,644.88 is: 8,466.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,331.76 : 25,994.92 = 5,644.88 : x
  2. Step 2: Convert to fraction form
    17,331.76/25,994.92 = 5,644.88/x
  3. Step 3: Cross multiply
    17,331.76x = 25,994.92 × 5,644.88
  4. Step 4: Simplify right side
    17,331.76x = 146,738,204.01
  5. Step 5: Solve for x
    x = 146,738,204.01/17,331.76
  6. Step 6: Final answer
    x = 8,466.43

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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.