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Finding the Fourth Proportional to 17,396.17, 23,996.03 and 15,373.09

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Solution

The fourth proportional to 17,396.17, 23,996.03 and 15,373.09 is: 21,205.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,396.17 : 23,996.03 = 15,373.09 : x
  2. Step 2: Convert to fraction form
    17,396.17/23,996.03 = 15,373.09/x
  3. Step 3: Cross multiply
    17,396.17x = 23,996.03 × 15,373.09
  4. Step 4: Simplify right side
    17,396.17x = 368,893,081.96
  5. Step 5: Solve for x
    x = 368,893,081.96/17,396.17
  6. Step 6: Final answer
    x = 21,205.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.