Home / 22,749.56-34,129.19-7,958.96

Finding the Fourth Proportional to 22,749.56, 34,129.19 and 7,958.96

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Solution

The fourth proportional to 22,749.56, 34,129.19 and 7,958.96 is: 11,940.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,749.56 : 34,129.19 = 7,958.96 : x
  2. Step 2: Convert to fraction form
    22,749.56/34,129.19 = 7,958.96/x
  3. Step 3: Cross multiply
    22,749.56x = 34,129.19 × 7,958.96
  4. Step 4: Simplify right side
    22,749.56x = 271,632,687.40
  5. Step 5: Solve for x
    x = 271,632,687.40/22,749.56
  6. Step 6: Final answer
    x = 11,940.13

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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.