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Finding the Fourth Proportional to 17,611.43, 26,417.14 and 5,932.85

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Solution

The fourth proportional to 17,611.43, 26,417.14 and 5,932.85 is: 8,899.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,611.43 : 26,417.14 = 5,932.85 : x
  2. Step 2: Convert to fraction form
    17,611.43/26,417.14 = 5,932.85/x
  3. Step 3: Cross multiply
    17,611.43x = 26,417.14 × 5,932.85
  4. Step 4: Simplify right side
    17,611.43x = 156,728,782.13
  5. Step 5: Solve for x
    x = 156,728,782.13/17,611.43
  6. Step 6: Final answer
    x = 8,899.27

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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.