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Finding the Fourth Proportional to 17,611.94, 26,418.86 and 4,464.42

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Solution

The fourth proportional to 17,611.94, 26,418.86 and 4,464.42 is: 6,696.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,611.94 : 26,418.86 = 4,464.42 : x
  2. Step 2: Convert to fraction form
    17,611.94/26,418.86 = 4,464.42/x
  3. Step 3: Cross multiply
    17,611.94x = 26,418.86 × 4,464.42
  4. Step 4: Simplify right side
    17,611.94x = 117,944,886.96
  5. Step 5: Solve for x
    x = 117,944,886.96/17,611.94
  6. Step 6: Final answer
    x = 6,696.87

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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.