Home / 30,067.97-45,105.94-11,090.05

Finding the Fourth Proportional to 30,067.97, 45,105.94 and 11,090.05

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Solution

The fourth proportional to 30,067.97, 45,105.94 and 11,090.05 is: 16,636.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,067.97 : 45,105.94 = 11,090.05 : x
  2. Step 2: Convert to fraction form
    30,067.97/45,105.94 = 11,090.05/x
  3. Step 3: Cross multiply
    30,067.97x = 45,105.94 × 11,090.05
  4. Step 4: Simplify right side
    30,067.97x = 500,227,129.90
  5. Step 5: Solve for x
    x = 500,227,129.90/30,067.97
  6. Step 6: Final answer
    x = 16,636.54

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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.