Home / 30,910.50-42,625.44-27,496.89

Finding the Fourth Proportional to 30,910.50, 42,625.44 and 27,496.89

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Solution

The fourth proportional to 30,910.50, 42,625.44 and 27,496.89 is: 37,918.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,910.50 : 42,625.44 = 27,496.89 : x
  2. Step 2: Convert to fraction form
    30,910.50/42,625.44 = 27,496.89/x
  3. Step 3: Cross multiply
    30,910.50x = 42,625.44 × 27,496.89
  4. Step 4: Simplify right side
    30,910.50x = 1,172,067,034.88
  5. Step 5: Solve for x
    x = 1,172,067,034.88/30,910.50
  6. Step 6: Final answer
    x = 37,918.09

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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.