Home / 37,820.21-56,765.34-19,113.41

Finding the Fourth Proportional to 37,820.21, 56,765.34 and 19,113.41

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Solution

The fourth proportional to 37,820.21, 56,765.34 and 19,113.41 is: 28,687.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,820.21 : 56,765.34 = 19,113.41 : x
  2. Step 2: Convert to fraction form
    37,820.21/56,765.34 = 19,113.41/x
  3. Step 3: Cross multiply
    37,820.21x = 56,765.34 × 19,113.41
  4. Step 4: Simplify right side
    37,820.21x = 1,084,979,217.21
  5. Step 5: Solve for x
    x = 1,084,979,217.21/37,820.21
  6. Step 6: Final answer
    x = 28,687.82

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.