Home / 51,819.37-77,770.94-26,866.55

Finding the Fourth Proportional to 51,819.37, 77,770.94 and 26,866.55

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Solution

The fourth proportional to 51,819.37, 77,770.94 and 26,866.55 is: 40,321.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,819.37 : 77,770.94 = 26,866.55 : x
  2. Step 2: Convert to fraction form
    51,819.37/77,770.94 = 26,866.55/x
  3. Step 3: Cross multiply
    51,819.37x = 77,770.94 × 26,866.55
  4. Step 4: Simplify right side
    51,819.37x = 2,089,436,848.06
  5. Step 5: Solve for x
    x = 2,089,436,848.06/51,819.37
  6. Step 6: Final answer
    x = 40,321.54

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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.