Home / 37,660.26-51,971.83-20,665.34

Finding the Fourth Proportional to 37,660.26, 51,971.83 and 20,665.34

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Solution

The fourth proportional to 37,660.26, 51,971.83 and 20,665.34 is: 28,518.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,660.26 : 51,971.83 = 20,665.34 : x
  2. Step 2: Convert to fraction form
    37,660.26/51,971.83 = 20,665.34/x
  3. Step 3: Cross multiply
    37,660.26x = 51,971.83 × 20,665.34
  4. Step 4: Simplify right side
    37,660.26x = 1,074,015,537.37
  5. Step 5: Solve for x
    x = 1,074,015,537.37/37,660.26
  6. Step 6: Final answer
    x = 28,518.54

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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.