Home / 37,163.97-51,286.91-21,248.55

Finding the Fourth Proportional to 37,163.97, 51,286.91 and 21,248.55

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Solution

The fourth proportional to 37,163.97, 51,286.91 and 21,248.55 is: 29,323.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,163.97 : 51,286.91 = 21,248.55 : x
  2. Step 2: Convert to fraction form
    37,163.97/51,286.91 = 21,248.55/x
  3. Step 3: Cross multiply
    37,163.97x = 51,286.91 × 21,248.55
  4. Step 4: Simplify right side
    37,163.97x = 1,089,772,365.24
  5. Step 5: Solve for x
    x = 1,089,772,365.24/37,163.97
  6. Step 6: Final answer
    x = 29,323.36

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1.5x scale

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.