Home / 27,865.81-41,727.34-15,371.94

Finding the Fourth Proportional to 27,865.81, 41,727.34 and 15,371.94

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Solution

The fourth proportional to 27,865.81, 41,727.34 and 15,371.94 is: 23,018.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,865.81 : 41,727.34 = 15,371.94 : x
  2. Step 2: Convert to fraction form
    27,865.81/41,727.34 = 15,371.94/x
  3. Step 3: Cross multiply
    27,865.81x = 41,727.34 × 15,371.94
  4. Step 4: Simplify right side
    27,865.81x = 641,430,166.84
  5. Step 5: Solve for x
    x = 641,430,166.84/27,865.81
  6. Step 6: Final answer
    x = 23,018.54

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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.