Home / 12,610.26-18,914.22-5,945.22

Finding the Fourth Proportional to 12,610.26, 18,914.22 and 5,945.22

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Solution

The fourth proportional to 12,610.26, 18,914.22 and 5,945.22 is: 8,917.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,610.26 : 18,914.22 = 5,945.22 : x
  2. Step 2: Convert to fraction form
    12,610.26/18,914.22 = 5,945.22/x
  3. Step 3: Cross multiply
    12,610.26x = 18,914.22 × 5,945.22
  4. Step 4: Simplify right side
    12,610.26x = 112,449,199.03
  5. Step 5: Solve for x
    x = 112,449,199.03/12,610.26
  6. Step 6: Final answer
    x = 8,917.28

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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.