Home / 15,481.72-23,223.48-5,622.04

Finding the Fourth Proportional to 15,481.72, 23,223.48 and 5,622.04

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Solution

The fourth proportional to 15,481.72, 23,223.48 and 5,622.04 is: 8,433.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,481.72 : 23,223.48 = 5,622.04 : x
  2. Step 2: Convert to fraction form
    15,481.72/23,223.48 = 5,622.04/x
  3. Step 3: Cross multiply
    15,481.72x = 23,223.48 × 5,622.04
  4. Step 4: Simplify right side
    15,481.72x = 130,563,333.50
  5. Step 5: Solve for x
    x = 130,563,333.50/15,481.72
  6. Step 6: Final answer
    x = 8,433.39

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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.