Home / 17,163.13-23,682.37-9,609.78

Finding the Fourth Proportional to 17,163.13, 23,682.37 and 9,609.78

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Solution

The fourth proportional to 17,163.13, 23,682.37 and 9,609.78 is: 13,259.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,163.13 : 23,682.37 = 9,609.78 : x
  2. Step 2: Convert to fraction form
    17,163.13/23,682.37 = 9,609.78/x
  3. Step 3: Cross multiply
    17,163.13x = 23,682.37 × 9,609.78
  4. Step 4: Simplify right side
    17,163.13x = 227,582,365.58
  5. Step 5: Solve for x
    x = 227,582,365.58/17,163.13
  6. Step 6: Final answer
    x = 13,259.96

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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.