Home / 13,052.20-19,578.06-4,283.56

Finding the Fourth Proportional to 13,052.20, 19,578.06 and 4,283.56

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Solution

The fourth proportional to 13,052.20, 19,578.06 and 4,283.56 is: 6,425.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,052.20 : 19,578.06 = 4,283.56 : x
  2. Step 2: Convert to fraction form
    13,052.20/19,578.06 = 4,283.56/x
  3. Step 3: Cross multiply
    13,052.20x = 19,578.06 × 4,283.56
  4. Step 4: Simplify right side
    13,052.20x = 83,863,794.69
  5. Step 5: Solve for x
    x = 83,863,794.69/13,052.20
  6. Step 6: Final answer
    x = 6,425.26

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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.