Home / 13,863.22-20,808.84-12,292.00

Finding the Fourth Proportional to 13,863.22, 20,808.84 and 12,292.00

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Solution

The fourth proportional to 13,863.22, 20,808.84 and 12,292.00 is: 18,450.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,863.22 : 20,808.84 = 12,292.00 : x
  2. Step 2: Convert to fraction form
    13,863.22/20,808.84 = 12,292.00/x
  3. Step 3: Cross multiply
    13,863.22x = 20,808.84 × 12,292.00
  4. Step 4: Simplify right side
    13,863.22x = 255,782,157.24
  5. Step 5: Solve for x
    x = 255,782,157.24/13,863.22
  6. Step 6: Final answer
    x = 18,450.42

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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.