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Finding the Fourth Proportional to 17,996.46, 26,994.83 and 11,759.46

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Solution

The fourth proportional to 17,996.46, 26,994.83 and 11,759.46 is: 17,639.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,996.46 : 26,994.83 = 11,759.46 : x
  2. Step 2: Convert to fraction form
    17,996.46/26,994.83 = 11,759.46/x
  3. Step 3: Cross multiply
    17,996.46x = 26,994.83 × 11,759.46
  4. Step 4: Simplify right side
    17,996.46x = 317,444,564.79
  5. Step 5: Solve for x
    x = 317,444,564.79/17,996.46
  6. Step 6: Final answer
    x = 17,639.28

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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.