Home / 14,654.82-21,930.39-10,749.54

Finding the Fourth Proportional to 14,654.82, 21,930.39 and 10,749.54

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Solution

The fourth proportional to 14,654.82, 21,930.39 and 10,749.54 is: 16,086.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,654.82 : 21,930.39 = 10,749.54 : x
  2. Step 2: Convert to fraction form
    14,654.82/21,930.39 = 10,749.54/x
  3. Step 3: Cross multiply
    14,654.82x = 21,930.39 × 10,749.54
  4. Step 4: Simplify right side
    14,654.82x = 235,741,604.52
  5. Step 5: Solve for x
    x = 235,741,604.52/14,654.82
  6. Step 6: Final answer
    x = 16,086.28

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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.