Home / 13,863.18-20,794.45-9,409.73

Finding the Fourth Proportional to 13,863.18, 20,794.45 and 9,409.73

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Solution

The fourth proportional to 13,863.18, 20,794.45 and 9,409.73 is: 14,114.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,863.18 : 20,794.45 = 9,409.73 : x
  2. Step 2: Convert to fraction form
    13,863.18/20,794.45 = 9,409.73/x
  3. Step 3: Cross multiply
    13,863.18x = 20,794.45 × 9,409.73
  4. Step 4: Simplify right side
    13,863.18x = 195,670,056.03
  5. Step 5: Solve for x
    x = 195,670,056.03/13,863.18
  6. Step 6: Final answer
    x = 14,114.38

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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.