Home / 43,611.53-65,375.76-14,008.61

Finding the Fourth Proportional to 43,611.53, 65,375.76 and 14,008.61

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Solution

The fourth proportional to 43,611.53, 65,375.76 and 14,008.61 is: 20,999.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,611.53 : 65,375.76 = 14,008.61 : x
  2. Step 2: Convert to fraction form
    43,611.53/65,375.76 = 14,008.61/x
  3. Step 3: Cross multiply
    43,611.53x = 65,375.76 × 14,008.61
  4. Step 4: Simplify right side
    43,611.53x = 915,823,198.41
  5. Step 5: Solve for x
    x = 915,823,198.41/43,611.53
  6. Step 6: Final answer
    x = 20,999.57

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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.