Home / 51,611.27-77,408.62-14,162.60

Finding the Fourth Proportional to 51,611.27, 77,408.62 and 14,162.60

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Solution

The fourth proportional to 51,611.27, 77,408.62 and 14,162.60 is: 21,241.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,611.27 : 77,408.62 = 14,162.60 : x
  2. Step 2: Convert to fraction form
    51,611.27/77,408.62 = 14,162.60/x
  3. Step 3: Cross multiply
    51,611.27x = 77,408.62 × 14,162.60
  4. Step 4: Simplify right side
    51,611.27x = 1,096,307,054.26
  5. Step 5: Solve for x
    x = 1,096,307,054.26/51,611.27
  6. Step 6: Final answer
    x = 21,241.62

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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.