Home / 39,944.54-59,918.33-13,292.91

Finding the Fourth Proportional to 39,944.54, 59,918.33 and 13,292.91

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Solution

The fourth proportional to 39,944.54, 59,918.33 and 13,292.91 is: 19,939.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,944.54 : 59,918.33 = 13,292.91 : x
  2. Step 2: Convert to fraction form
    39,944.54/59,918.33 = 13,292.91/x
  3. Step 3: Cross multiply
    39,944.54x = 59,918.33 × 13,292.91
  4. Step 4: Simplify right side
    39,944.54x = 796,489,001.27
  5. Step 5: Solve for x
    x = 796,489,001.27/39,944.54
  6. Step 6: Final answer
    x = 19,939.87

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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.