Home / 37,023.20-51,091.60-20,256

Finding the Fourth Proportional to 37,023.20, 51,091.60 and 20,256

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Solution

The fourth proportional to 37,023.20, 51,091.60 and 20,256 is: 27,953.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,023.20 : 51,091.60 = 20,256 : x
  2. Step 2: Convert to fraction form
    37,023.20/51,091.60 = 20,256/x
  3. Step 3: Cross multiply
    37,023.20x = 51,091.60 × 20,256
  4. Step 4: Simplify right side
    37,023.20x = 1,034,911,449.60
  5. Step 5: Solve for x
    x = 1,034,911,449.60/37,023.20
  6. Step 6: Final answer
    x = 27,953.05

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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.