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Finding the Fourth Proportional to 17,996.60, 26,996.58 and 6,748.94

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Solution

The fourth proportional to 17,996.60, 26,996.58 and 6,748.94 is: 10,124.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,996.60 : 26,996.58 = 6,748.94 : x
  2. Step 2: Convert to fraction form
    17,996.60/26,996.58 = 6,748.94/x
  3. Step 3: Cross multiply
    17,996.60x = 26,996.58 × 6,748.94
  4. Step 4: Simplify right side
    17,996.60x = 182,198,163.64
  5. Step 5: Solve for x
    x = 182,198,163.64/17,996.60
  6. Step 6: Final answer
    x = 10,124.04

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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.