Home / 37,189.64-51,321.42-20,193.56

Finding the Fourth Proportional to 37,189.64, 51,321.42 and 20,193.56

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Solution

The fourth proportional to 37,189.64, 51,321.42 and 20,193.56 is: 27,866.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,189.64 : 51,321.42 = 20,193.56 : x
  2. Step 2: Convert to fraction form
    37,189.64/51,321.42 = 20,193.56/x
  3. Step 3: Cross multiply
    37,189.64x = 51,321.42 × 20,193.56
  4. Step 4: Simplify right side
    37,189.64x = 1,036,361,917.45
  5. Step 5: Solve for x
    x = 1,036,361,917.45/37,189.64
  6. Step 6: Final answer
    x = 27,866.95

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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.