Home / 13,964.70-20,940.46-5,073.76

Finding the Fourth Proportional to 13,964.70, 20,940.46 and 5,073.76

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Solution

The fourth proportional to 13,964.70, 20,940.46 and 5,073.76 is: 7,608.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,964.70 : 20,940.46 = 5,073.76 : x
  2. Step 2: Convert to fraction form
    13,964.70/20,940.46 = 5,073.76/x
  3. Step 3: Cross multiply
    13,964.70x = 20,940.46 × 5,073.76
  4. Step 4: Simplify right side
    13,964.70x = 106,246,870.76
  5. Step 5: Solve for x
    x = 106,246,870.76/13,964.70
  6. Step 6: Final answer
    x = 7,608.25

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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.