Home / 14,213.03-19,608.48-8,243.60

Finding the Fourth Proportional to 14,213.03, 19,608.48 and 8,243.60

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Solution

The fourth proportional to 14,213.03, 19,608.48 and 8,243.60 is: 11,372.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,213.03 : 19,608.48 = 8,243.60 : x
  2. Step 2: Convert to fraction form
    14,213.03/19,608.48 = 8,243.60/x
  3. Step 3: Cross multiply
    14,213.03x = 19,608.48 × 8,243.60
  4. Step 4: Simplify right side
    14,213.03x = 161,644,367.69
  5. Step 5: Solve for x
    x = 161,644,367.69/14,213.03
  6. Step 6: Final answer
    x = 11,372.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.