Home / 13,846.22-19,104.09-7,876.92

Finding the Fourth Proportional to 13,846.22, 19,104.09 and 7,876.92

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Solution

The fourth proportional to 13,846.22, 19,104.09 and 7,876.92 is: 10,868.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,846.22 : 19,104.09 = 7,876.92 : x
  2. Step 2: Convert to fraction form
    13,846.22/19,104.09 = 7,876.92/x
  3. Step 3: Cross multiply
    13,846.22x = 19,104.09 × 7,876.92
  4. Step 4: Simplify right side
    13,846.22x = 150,481,388.60
  5. Step 5: Solve for x
    x = 150,481,388.60/13,846.22
  6. Step 6: Final answer
    x = 10,868.05

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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.