Home / 27,381.87-41,072.85-6,605.37

Finding the Fourth Proportional to 27,381.87, 41,072.85 and 6,605.37

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Solution

The fourth proportional to 27,381.87, 41,072.85 and 6,605.37 is: 9,908.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,381.87 : 41,072.85 = 6,605.37 : x
  2. Step 2: Convert to fraction form
    27,381.87/41,072.85 = 6,605.37/x
  3. Step 3: Cross multiply
    27,381.87x = 41,072.85 × 6,605.37
  4. Step 4: Simplify right side
    27,381.87x = 271,301,371.20
  5. Step 5: Solve for x
    x = 271,301,371.20/27,381.87
  6. Step 6: Final answer
    x = 9,908.07

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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.