Home / 27,747.36-41,637.24-11,115.36

Finding the Fourth Proportional to 27,747.36, 41,637.24 and 11,115.36

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Solution

The fourth proportional to 27,747.36, 41,637.24 and 11,115.36 is: 16,679.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,747.36 : 41,637.24 = 11,115.36 : x
  2. Step 2: Convert to fraction form
    27,747.36/41,637.24 = 11,115.36/x
  3. Step 3: Cross multiply
    27,747.36x = 41,637.24 × 11,115.36
  4. Step 4: Simplify right side
    27,747.36x = 462,812,912.01
  5. Step 5: Solve for x
    x = 462,812,912.01/27,747.36
  6. Step 6: Final answer
    x = 16,679.53

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1.5x scale

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.