Home / 12,167.22-18,245.14-6,322.26

Finding the Fourth Proportional to 12,167.22, 18,245.14 and 6,322.26

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Solution

The fourth proportional to 12,167.22, 18,245.14 and 6,322.26 is: 9,480.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,167.22 : 18,245.14 = 6,322.26 : x
  2. Step 2: Convert to fraction form
    12,167.22/18,245.14 = 6,322.26/x
  3. Step 3: Cross multiply
    12,167.22x = 18,245.14 × 6,322.26
  4. Step 4: Simplify right side
    12,167.22x = 115,350,518.82
  5. Step 5: Solve for x
    x = 115,350,518.82/12,167.22
  6. Step 6: Final answer
    x = 9,480.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.