Home / 14,243.79-19,660.26-8,194.73

Finding the Fourth Proportional to 14,243.79, 19,660.26 and 8,194.73

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Solution

The fourth proportional to 14,243.79, 19,660.26 and 8,194.73 is: 11,310.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,243.79 : 19,660.26 = 8,194.73 : x
  2. Step 2: Convert to fraction form
    14,243.79/19,660.26 = 8,194.73/x
  3. Step 3: Cross multiply
    14,243.79x = 19,660.26 × 8,194.73
  4. Step 4: Simplify right side
    14,243.79x = 161,110,444.62
  5. Step 5: Solve for x
    x = 161,110,444.62/14,243.79
  6. Step 6: Final answer
    x = 11,310.92

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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.