Home / 43,484.99-65,170.44-31,517.30

Finding the Fourth Proportional to 43,484.99, 65,170.44 and 31,517.30

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Solution

The fourth proportional to 43,484.99, 65,170.44 and 31,517.30 is: 47,234.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,484.99 : 65,170.44 = 31,517.30 : x
  2. Step 2: Convert to fraction form
    43,484.99/65,170.44 = 31,517.30/x
  3. Step 3: Cross multiply
    43,484.99x = 65,170.44 × 31,517.30
  4. Step 4: Simplify right side
    43,484.99x = 2,053,996,471.54
  5. Step 5: Solve for x
    x = 2,053,996,471.54/43,484.99
  6. Step 6: Final answer
    x = 47,234.61

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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.