Home / 36,050.76-49,749.53-20,135.44

Finding the Fourth Proportional to 36,050.76, 49,749.53 and 20,135.44

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Solution

The fourth proportional to 36,050.76, 49,749.53 and 20,135.44 is: 27,786.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,050.76 : 49,749.53 = 20,135.44 : x
  2. Step 2: Convert to fraction form
    36,050.76/49,749.53 = 20,135.44/x
  3. Step 3: Cross multiply
    36,050.76x = 49,749.53 × 20,135.44
  4. Step 4: Simplify right side
    36,050.76x = 1,001,728,676.34
  5. Step 5: Solve for x
    x = 1,001,728,676.34/36,050.76
  6. Step 6: Final answer
    x = 27,786.62

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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.