Home / 14,206.35-19,604.79-7,918.73

Finding the Fourth Proportional to 14,206.35, 19,604.79 and 7,918.73

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Solution

The fourth proportional to 14,206.35, 19,604.79 and 7,918.73 is: 10,927.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,206.35 : 19,604.79 = 7,918.73 : x
  2. Step 2: Convert to fraction form
    14,206.35/19,604.79 = 7,918.73/x
  3. Step 3: Cross multiply
    14,206.35x = 19,604.79 × 7,918.73
  4. Step 4: Simplify right side
    14,206.35x = 155,244,940.69
  5. Step 5: Solve for x
    x = 155,244,940.69/14,206.35
  6. Step 6: Final answer
    x = 10,927.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.