Home / 27,947.82-41,910.66-12,354.54

Finding the Fourth Proportional to 27,947.82, 41,910.66 and 12,354.54

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Solution

The fourth proportional to 27,947.82, 41,910.66 and 12,354.54 is: 18,526.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,947.82 : 41,910.66 = 12,354.54 : x
  2. Step 2: Convert to fraction form
    27,947.82/41,910.66 = 12,354.54/x
  3. Step 3: Cross multiply
    27,947.82x = 41,910.66 × 12,354.54
  4. Step 4: Simplify right side
    27,947.82x = 517,786,925.40
  5. Step 5: Solve for x
    x = 517,786,925.40/27,947.82
  6. Step 6: Final answer
    x = 18,526.92

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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.