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Finding the Fourth Proportional to 17,143.94, 23,660.91 and 9,593.17

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Solution

The fourth proportional to 17,143.94, 23,660.91 and 9,593.17 is: 13,239.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,143.94 : 23,660.91 = 9,593.17 : x
  2. Step 2: Convert to fraction form
    17,143.94/23,660.91 = 9,593.17/x
  3. Step 3: Cross multiply
    17,143.94x = 23,660.91 × 9,593.17
  4. Step 4: Simplify right side
    17,143.94x = 226,983,131.98
  5. Step 5: Solve for x
    x = 226,983,131.98/17,143.94
  6. Step 6: Final answer
    x = 13,239.85

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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.