Home / 27,810.73-41,709.61-13,029.85

Finding the Fourth Proportional to 27,810.73, 41,709.61 and 13,029.85

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Solution

The fourth proportional to 27,810.73, 41,709.61 and 13,029.85 is: 19,541.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,810.73 : 41,709.61 = 13,029.85 : x
  2. Step 2: Convert to fraction form
    27,810.73/41,709.61 = 13,029.85/x
  3. Step 3: Cross multiply
    27,810.73x = 41,709.61 × 13,029.85
  4. Step 4: Simplify right side
    27,810.73x = 543,469,961.86
  5. Step 5: Solve for x
    x = 543,469,961.86/27,810.73
  6. Step 6: Final answer
    x = 19,541.74

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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.