Home / 37,028.22-51,100.23-20,262.78

Finding the Fourth Proportional to 37,028.22, 51,100.23 and 20,262.78

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Solution

The fourth proportional to 37,028.22, 51,100.23 and 20,262.78 is: 27,963.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,028.22 : 51,100.23 = 20,262.78 : x
  2. Step 2: Convert to fraction form
    37,028.22/51,100.23 = 20,262.78/x
  3. Step 3: Cross multiply
    37,028.22x = 51,100.23 × 20,262.78
  4. Step 4: Simplify right side
    37,028.22x = 1,035,432,718.44
  5. Step 5: Solve for x
    x = 1,035,432,718.44/37,028.22
  6. Step 6: Final answer
    x = 27,963.34

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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.