Home / 14,647.44-21,938.34-8,791.96

Finding the Fourth Proportional to 14,647.44, 21,938.34 and 8,791.96

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Solution

The fourth proportional to 14,647.44, 21,938.34 and 8,791.96 is: 13,168.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,647.44 : 21,938.34 = 8,791.96 : x
  2. Step 2: Convert to fraction form
    14,647.44/21,938.34 = 8,791.96/x
  3. Step 3: Cross multiply
    14,647.44x = 21,938.34 × 8,791.96
  4. Step 4: Simplify right side
    14,647.44x = 192,881,007.75
  5. Step 5: Solve for x
    x = 192,881,007.75/14,647.44
  6. Step 6: Final answer
    x = 13,168.24

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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.