Home / 32,234.96-48,364.74-20,990.54

Finding the Fourth Proportional to 32,234.96, 48,364.74 and 20,990.54

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Solution

The fourth proportional to 32,234.96, 48,364.74 and 20,990.54 is: 31,493.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,234.96 : 48,364.74 = 20,990.54 : x
  2. Step 2: Convert to fraction form
    32,234.96/48,364.74 = 20,990.54/x
  3. Step 3: Cross multiply
    32,234.96x = 48,364.74 × 20,990.54
  4. Step 4: Simplify right side
    32,234.96x = 1,015,202,009.56
  5. Step 5: Solve for x
    x = 1,015,202,009.56/32,234.96
  6. Step 6: Final answer
    x = 31,493.82

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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.