Home / 17,161.20-23,679.73-9,607.86

Finding the Fourth Proportional to 17,161.20, 23,679.73 and 9,607.86

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Solution

The fourth proportional to 17,161.20, 23,679.73 and 9,607.86 is: 13,257.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,161.20 : 23,679.73 = 9,607.86 : x
  2. Step 2: Convert to fraction form
    17,161.20/23,679.73 = 9,607.86/x
  3. Step 3: Cross multiply
    17,161.20x = 23,679.73 × 9,607.86
  4. Step 4: Simplify right side
    17,161.20x = 227,511,530.68
  5. Step 5: Solve for x
    x = 227,511,530.68/17,161.20
  6. Step 6: Final answer
    x = 13,257.32

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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.