Home / 13,106.03-19,663.07-7,846.97

Finding the Fourth Proportional to 13,106.03, 19,663.07 and 7,846.97

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Solution

The fourth proportional to 13,106.03, 19,663.07 and 7,846.97 is: 11,772.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106.03 : 19,663.07 = 7,846.97 : x
  2. Step 2: Convert to fraction form
    13,106.03/19,663.07 = 7,846.97/x
  3. Step 3: Cross multiply
    13,106.03x = 19,663.07 × 7,846.97
  4. Step 4: Simplify right side
    13,106.03x = 154,295,382.85
  5. Step 5: Solve for x
    x = 154,295,382.85/13,106.03
  6. Step 6: Final answer
    x = 11,772.86

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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.