Home / 13,483.44-20,211.27-5,161.18

Finding the Fourth Proportional to 13,483.44, 20,211.27 and 5,161.18

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Solution

The fourth proportional to 13,483.44, 20,211.27 and 5,161.18 is: 7,736.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,483.44 : 20,211.27 = 5,161.18 : x
  2. Step 2: Convert to fraction form
    13,483.44/20,211.27 = 5,161.18/x
  3. Step 3: Cross multiply
    13,483.44x = 20,211.27 × 5,161.18
  4. Step 4: Simplify right side
    13,483.44x = 104,314,002.50
  5. Step 5: Solve for x
    x = 104,314,002.50/13,483.44
  6. Step 6: Final answer
    x = 7,736.45

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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.