Home / 37,984.80-52,408.35-21,851.27

Finding the Fourth Proportional to 37,984.80, 52,408.35 and 21,851.27

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Solution

The fourth proportional to 37,984.80, 52,408.35 and 21,851.27 is: 30,148.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,984.80 : 52,408.35 = 21,851.27 : x
  2. Step 2: Convert to fraction form
    37,984.80/52,408.35 = 21,851.27/x
  3. Step 3: Cross multiply
    37,984.80x = 52,408.35 × 21,851.27
  4. Step 4: Simplify right side
    37,984.80x = 1,145,188,744.06
  5. Step 5: Solve for x
    x = 1,145,188,744.06/37,984.80
  6. Step 6: Final answer
    x = 30,148.61

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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.