Home / 37,040.76-51,115.68-20,273.76

Finding the Fourth Proportional to 37,040.76, 51,115.68 and 20,273.76

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Solution

The fourth proportional to 37,040.76, 51,115.68 and 20,273.76 is: 27,977.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,040.76 : 51,115.68 = 20,273.76 : x
  2. Step 2: Convert to fraction form
    37,040.76/51,115.68 = 20,273.76/x
  3. Step 3: Cross multiply
    37,040.76x = 51,115.68 × 20,273.76
  4. Step 4: Simplify right side
    37,040.76x = 1,036,307,028.56
  5. Step 5: Solve for x
    x = 1,036,307,028.56/37,040.76
  6. Step 6: Final answer
    x = 27,977.48

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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.