Home / 27,881.16-41,790.14-13,850.94

Finding the Fourth Proportional to 27,881.16, 41,790.14 and 13,850.94

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Solution

The fourth proportional to 27,881.16, 41,790.14 and 13,850.94 is: 20,760.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,881.16 : 41,790.14 = 13,850.94 : x
  2. Step 2: Convert to fraction form
    27,881.16/41,790.14 = 13,850.94/x
  3. Step 3: Cross multiply
    27,881.16x = 41,790.14 × 13,850.94
  4. Step 4: Simplify right side
    27,881.16x = 578,832,721.73
  5. Step 5: Solve for x
    x = 578,832,721.73/27,881.16
  6. Step 6: Final answer
    x = 20,760.71

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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.