Home / 27,910.08-41,871.60-8,187.84

Finding the Fourth Proportional to 27,910.08, 41,871.60 and 8,187.84

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Solution

The fourth proportional to 27,910.08, 41,871.60 and 8,187.84 is: 12,283.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,910.08 : 41,871.60 = 8,187.84 : x
  2. Step 2: Convert to fraction form
    27,910.08/41,871.60 = 8,187.84/x
  3. Step 3: Cross multiply
    27,910.08x = 41,871.60 × 8,187.84
  4. Step 4: Simplify right side
    27,910.08x = 342,837,961.34
  5. Step 5: Solve for x
    x = 342,837,961.34/27,910.08
  6. Step 6: Final answer
    x = 12,283.66

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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.