Home / 39,906.26-59,868.14-11,828.48

Finding the Fourth Proportional to 39,906.26, 59,868.14 and 11,828.48

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Solution

The fourth proportional to 39,906.26, 59,868.14 and 11,828.48 is: 17,745.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,906.26 : 59,868.14 = 11,828.48 : x
  2. Step 2: Convert to fraction form
    39,906.26/59,868.14 = 11,828.48/x
  3. Step 3: Cross multiply
    39,906.26x = 59,868.14 × 11,828.48
  4. Step 4: Simplify right side
    39,906.26x = 708,148,826.86
  5. Step 5: Solve for x
    x = 708,148,826.86/39,906.26
  6. Step 6: Final answer
    x = 17,745.31

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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.