Home / 26,917.25-40,380.48-9,146.03

Finding the Fourth Proportional to 26,917.25, 40,380.48 and 9,146.03

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Solution

The fourth proportional to 26,917.25, 40,380.48 and 9,146.03 is: 13,720.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,917.25 : 40,380.48 = 9,146.03 : x
  2. Step 2: Convert to fraction form
    26,917.25/40,380.48 = 9,146.03/x
  3. Step 3: Cross multiply
    26,917.25x = 40,380.48 × 9,146.03
  4. Step 4: Simplify right side
    26,917.25x = 369,320,879.59
  5. Step 5: Solve for x
    x = 369,320,879.59/26,917.25
  6. Step 6: Final answer
    x = 13,720.60

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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.