Home / 39,945.24-59,896.26-12,239.64

Finding the Fourth Proportional to 39,945.24, 59,896.26 and 12,239.64

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Solution

The fourth proportional to 39,945.24, 59,896.26 and 12,239.64 is: 18,352.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,945.24 : 59,896.26 = 12,239.64 : x
  2. Step 2: Convert to fraction form
    39,945.24/59,896.26 = 12,239.64/x
  3. Step 3: Cross multiply
    39,945.24x = 59,896.26 × 12,239.64
  4. Step 4: Simplify right side
    39,945.24x = 733,108,659.75
  5. Step 5: Solve for x
    x = 733,108,659.75/39,945.24
  6. Step 6: Final answer
    x = 18,352.84

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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.