Home / 15,171.92-22,749.24-7,370.96

Finding the Fourth Proportional to 15,171.92, 22,749.24 and 7,370.96

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Solution

The fourth proportional to 15,171.92, 22,749.24 and 7,370.96 is: 11,052.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,171.92 : 22,749.24 = 7,370.96 : x
  2. Step 2: Convert to fraction form
    15,171.92/22,749.24 = 7,370.96/x
  3. Step 3: Cross multiply
    15,171.92x = 22,749.24 × 7,370.96
  4. Step 4: Simplify right side
    15,171.92x = 167,683,738.07
  5. Step 5: Solve for x
    x = 167,683,738.07/15,171.92
  6. Step 6: Final answer
    x = 11,052.24

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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.