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Finding the Fourth Proportional to 17,375.56, 26,063.33 and 6,984.88

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Solution

The fourth proportional to 17,375.56, 26,063.33 and 6,984.88 is: 10,477.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,375.56 : 26,063.33 = 6,984.88 : x
  2. Step 2: Convert to fraction form
    17,375.56/26,063.33 = 6,984.88/x
  3. Step 3: Cross multiply
    17,375.56x = 26,063.33 × 6,984.88
  4. Step 4: Simplify right side
    17,375.56x = 182,049,232.45
  5. Step 5: Solve for x
    x = 182,049,232.45/17,375.56
  6. Step 6: Final answer
    x = 10,477.32

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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.