Home / 36,828.07-55,275-25,743.61

Finding the Fourth Proportional to 36,828.07, 55,275 and 25,743.61

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Solution

The fourth proportional to 36,828.07, 55,275 and 25,743.61 is: 38,638.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,828.07 : 55,275 = 25,743.61 : x
  2. Step 2: Convert to fraction form
    36,828.07/55,275 = 25,743.61/x
  3. Step 3: Cross multiply
    36,828.07x = 55,275 × 25,743.61
  4. Step 4: Simplify right side
    36,828.07x = 1,422,978,042.75
  5. Step 5: Solve for x
    x = 1,422,978,042.75/36,828.07
  6. Step 6: Final answer
    x = 38,638.41

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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.