Home / 37,812.44-52,179.36-20,816.33

Finding the Fourth Proportional to 37,812.44, 52,179.36 and 20,816.33

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Solution

The fourth proportional to 37,812.44, 52,179.36 and 20,816.33 is: 28,725.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,812.44 : 52,179.36 = 20,816.33 : x
  2. Step 2: Convert to fraction form
    37,812.44/52,179.36 = 20,816.33/x
  3. Step 3: Cross multiply
    37,812.44x = 52,179.36 × 20,816.33
  4. Step 4: Simplify right side
    37,812.44x = 1,086,182,776.95
  5. Step 5: Solve for x
    x = 1,086,182,776.95/37,812.44
  6. Step 6: Final answer
    x = 28,725.54

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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.