Home / 36,320.96-54,481.44-15,529.88

Finding the Fourth Proportional to 36,320.96, 54,481.44 and 15,529.88

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Solution

The fourth proportional to 36,320.96, 54,481.44 and 15,529.88 is: 23,294.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,320.96 : 54,481.44 = 15,529.88 : x
  2. Step 2: Convert to fraction form
    36,320.96/54,481.44 = 15,529.88/x
  3. Step 3: Cross multiply
    36,320.96x = 54,481.44 × 15,529.88
  4. Step 4: Simplify right side
    36,320.96x = 846,089,953.02
  5. Step 5: Solve for x
    x = 846,089,953.02/36,320.96
  6. Step 6: Final answer
    x = 23,294.82

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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.