Home / 13,020.44-19,532.37-4,252.38

Finding the Fourth Proportional to 13,020.44, 19,532.37 and 4,252.38

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Solution

The fourth proportional to 13,020.44, 19,532.37 and 4,252.38 is: 6,379.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,020.44 : 19,532.37 = 4,252.38 : x
  2. Step 2: Convert to fraction form
    13,020.44/19,532.37 = 4,252.38/x
  3. Step 3: Cross multiply
    13,020.44x = 19,532.37 × 4,252.38
  4. Step 4: Simplify right side
    13,020.44x = 83,059,059.54
  5. Step 5: Solve for x
    x = 83,059,059.54/13,020.44
  6. Step 6: Final answer
    x = 6,379.13

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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.