Home / 27,909.97-41,900.49-18,090.34

Finding the Fourth Proportional to 27,909.97, 41,900.49 and 18,090.34

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Solution

The fourth proportional to 27,909.97, 41,900.49 and 18,090.34 is: 27,158.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,909.97 : 41,900.49 = 18,090.34 : x
  2. Step 2: Convert to fraction form
    27,909.97/41,900.49 = 18,090.34/x
  3. Step 3: Cross multiply
    27,909.97x = 41,900.49 × 18,090.34
  4. Step 4: Simplify right side
    27,909.97x = 757,994,005.52
  5. Step 5: Solve for x
    x = 757,994,005.52/27,909.97
  6. Step 6: Final answer
    x = 27,158.54

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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.