Home / 37,749.12-56,630.97-20,238.54

Finding the Fourth Proportional to 37,749.12, 56,630.97 and 20,238.54

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Solution

The fourth proportional to 37,749.12, 56,630.97 and 20,238.54 is: 30,361.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,749.12 : 56,630.97 = 20,238.54 : x
  2. Step 2: Convert to fraction form
    37,749.12/56,630.97 = 20,238.54/x
  3. Step 3: Cross multiply
    37,749.12x = 56,630.97 × 20,238.54
  4. Step 4: Simplify right side
    37,749.12x = 1,146,128,151.58
  5. Step 5: Solve for x
    x = 1,146,128,151.58/37,749.12
  6. Step 6: Final answer
    x = 30,361.72

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1.5x scale

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.