Home / 20,208.44-30,314.43-6,171.63

Finding the Fourth Proportional to 20,208.44, 30,314.43 and 6,171.63

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Solution

The fourth proportional to 20,208.44, 30,314.43 and 6,171.63 is: 9,257.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,208.44 : 30,314.43 = 6,171.63 : x
  2. Step 2: Convert to fraction form
    20,208.44/30,314.43 = 6,171.63/x
  3. Step 3: Cross multiply
    20,208.44x = 30,314.43 × 6,171.63
  4. Step 4: Simplify right side
    20,208.44x = 187,089,445.62
  5. Step 5: Solve for x
    x = 187,089,445.62/20,208.44
  6. Step 6: Final answer
    x = 9,257.99

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1.5x scale

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.