Home / 37,865.98-52,255.26-21,959.86

Finding the Fourth Proportional to 37,865.98, 52,255.26 and 21,959.86

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Solution

The fourth proportional to 37,865.98, 52,255.26 and 21,959.86 is: 30,304.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,865.98 : 52,255.26 = 21,959.86 : x
  2. Step 2: Convert to fraction form
    37,865.98/52,255.26 = 21,959.86/x
  3. Step 3: Cross multiply
    37,865.98x = 52,255.26 × 21,959.86
  4. Step 4: Simplify right side
    37,865.98x = 1,147,518,193.86
  5. Step 5: Solve for x
    x = 1,147,518,193.86/37,865.98
  6. Step 6: Final answer
    x = 30,304.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.