Home / 25,043.96-37,512.66-20,341.88

Finding the Fourth Proportional to 25,043.96, 37,512.66 and 20,341.88

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Solution

The fourth proportional to 25,043.96, 37,512.66 and 20,341.88 is: 30,469.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,043.96 : 37,512.66 = 20,341.88 : x
  2. Step 2: Convert to fraction form
    25,043.96/37,512.66 = 20,341.88/x
  3. Step 3: Cross multiply
    25,043.96x = 37,512.66 × 20,341.88
  4. Step 4: Simplify right side
    25,043.96x = 763,078,028.20
  5. Step 5: Solve for x
    x = 763,078,028.20/25,043.96
  6. Step 6: Final answer
    x = 30,469.54

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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.