Home / 37,163.61-51,289.38-21,245.04

Finding the Fourth Proportional to 37,163.61, 51,289.38 and 21,245.04

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Solution

The fourth proportional to 37,163.61, 51,289.38 and 21,245.04 is: 29,320.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,163.61 : 51,289.38 = 21,245.04 : x
  2. Step 2: Convert to fraction form
    37,163.61/51,289.38 = 21,245.04/x
  3. Step 3: Cross multiply
    37,163.61x = 51,289.38 × 21,245.04
  4. Step 4: Simplify right side
    37,163.61x = 1,089,644,929.68
  5. Step 5: Solve for x
    x = 1,089,644,929.68/37,163.61
  6. Step 6: Final answer
    x = 29,320.21

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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.