Home / 36,893.62-55,347.54-11,939.86

Finding the Fourth Proportional to 36,893.62, 55,347.54 and 11,939.86

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Solution

The fourth proportional to 36,893.62, 55,347.54 and 11,939.86 is: 17,912.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,893.62 : 55,347.54 = 11,939.86 : x
  2. Step 2: Convert to fraction form
    36,893.62/55,347.54 = 11,939.86/x
  3. Step 3: Cross multiply
    36,893.62x = 55,347.54 × 11,939.86
  4. Step 4: Simplify right side
    36,893.62x = 660,841,542.51
  5. Step 5: Solve for x
    x = 660,841,542.51/36,893.62
  6. Step 6: Final answer
    x = 17,912.08

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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.