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Finding the Fourth Proportional to 17,333.68, 25,983.24 and 8,555.44

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Solution

The fourth proportional to 17,333.68, 25,983.24 and 8,555.44 is: 12,824.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,333.68 : 25,983.24 = 8,555.44 : x
  2. Step 2: Convert to fraction form
    17,333.68/25,983.24 = 8,555.44/x
  3. Step 3: Cross multiply
    17,333.68x = 25,983.24 × 8,555.44
  4. Step 4: Simplify right side
    17,333.68x = 222,298,050.83
  5. Step 5: Solve for x
    x = 222,298,050.83/17,333.68
  6. Step 6: Final answer
    x = 12,824.63

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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.