Home / 27,885.80-41,796.30-11,237.60

Finding the Fourth Proportional to 27,885.80, 41,796.30 and 11,237.60

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Solution

The fourth proportional to 27,885.80, 41,796.30 and 11,237.60 is: 16,843.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,885.80 : 41,796.30 = 11,237.60 : x
  2. Step 2: Convert to fraction form
    27,885.80/41,796.30 = 11,237.60/x
  3. Step 3: Cross multiply
    27,885.80x = 41,796.30 × 11,237.60
  4. Step 4: Simplify right side
    27,885.80x = 469,690,100.88
  5. Step 5: Solve for x
    x = 469,690,100.88/27,885.80
  6. Step 6: Final answer
    x = 16,843.34

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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.