Home / 17,115.48-23,618.22-9,663

Finding the Fourth Proportional to 17,115.48, 23,618.22 and 9,663

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Solution

The fourth proportional to 17,115.48, 23,618.22 and 9,663 is: 13,334.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,115.48 : 23,618.22 = 9,663 : x
  2. Step 2: Convert to fraction form
    17,115.48/23,618.22 = 9,663/x
  3. Step 3: Cross multiply
    17,115.48x = 23,618.22 × 9,663
  4. Step 4: Simplify right side
    17,115.48x = 228,222,859.86
  5. Step 5: Solve for x
    x = 228,222,859.86/17,115.48
  6. Step 6: Final answer
    x = 13,334.30

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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.