Home / 39,238.68-58,851.94-11,160.04

Finding the Fourth Proportional to 39,238.68, 58,851.94 and 11,160.04

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Solution

The fourth proportional to 39,238.68, 58,851.94 and 11,160.04 is: 16,738.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,238.68 : 58,851.94 = 11,160.04 : x
  2. Step 2: Convert to fraction form
    39,238.68/58,851.94 = 11,160.04/x
  3. Step 3: Cross multiply
    39,238.68x = 58,851.94 × 11,160.04
  4. Step 4: Simplify right side
    39,238.68x = 656,790,004.48
  5. Step 5: Solve for x
    x = 656,790,004.48/39,238.68
  6. Step 6: Final answer
    x = 16,738.33

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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.