Home / 15,344.46-23,012.10-5,481.54

Finding the Fourth Proportional to 15,344.46, 23,012.10 and 5,481.54

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Solution

The fourth proportional to 15,344.46, 23,012.10 and 5,481.54 is: 8,220.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,344.46 : 23,012.10 = 5,481.54 : x
  2. Step 2: Convert to fraction form
    15,344.46/23,012.10 = 5,481.54/x
  3. Step 3: Cross multiply
    15,344.46x = 23,012.10 × 5,481.54
  4. Step 4: Simplify right side
    15,344.46x = 126,141,746.63
  5. Step 5: Solve for x
    x = 126,141,746.63/15,344.46
  6. Step 6: Final answer
    x = 8,220.67

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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.