Home / 17,190.38-23,717.39-9,635.66

Finding the Fourth Proportional to 17,190.38, 23,717.39 and 9,635.66

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Solution

The fourth proportional to 17,190.38, 23,717.39 and 9,635.66 is: 13,294.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,190.38 : 23,717.39 = 9,635.66 : x
  2. Step 2: Convert to fraction form
    17,190.38/23,717.39 = 9,635.66/x
  3. Step 3: Cross multiply
    17,190.38x = 23,717.39 × 9,635.66
  4. Step 4: Simplify right side
    17,190.38x = 228,532,539.36
  5. Step 5: Solve for x
    x = 228,532,539.36/17,190.38
  6. Step 6: Final answer
    x = 13,294.21

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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.