Home / 37,663.21-51,974.97-20,896.21

Finding the Fourth Proportional to 37,663.21, 51,974.97 and 20,896.21

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Solution

The fourth proportional to 37,663.21, 51,974.97 and 20,896.21 is: 28,836.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,663.21 : 51,974.97 = 20,896.21 : x
  2. Step 2: Convert to fraction form
    37,663.21/51,974.97 = 20,896.21/x
  3. Step 3: Cross multiply
    37,663.21x = 51,974.97 × 20,896.21
  4. Step 4: Simplify right side
    37,663.21x = 1,086,079,887.86
  5. Step 5: Solve for x
    x = 1,086,079,887.86/37,663.21
  6. Step 6: Final answer
    x = 28,836.63

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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.