Home / 37,321.21-51,499.46-22,978.76

Finding the Fourth Proportional to 37,321.21, 51,499.46 and 22,978.76

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Solution

The fourth proportional to 37,321.21, 51,499.46 and 22,978.76 is: 31,708.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,321.21 : 51,499.46 = 22,978.76 : x
  2. Step 2: Convert to fraction form
    37,321.21/51,499.46 = 22,978.76/x
  3. Step 3: Cross multiply
    37,321.21x = 51,499.46 × 22,978.76
  4. Step 4: Simplify right side
    37,321.21x = 1,183,393,616.58
  5. Step 5: Solve for x
    x = 1,183,393,616.58/37,321.21
  6. Step 6: Final answer
    x = 31,708.34

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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.