Home / 14,194.97-19,447.20-13,662.92

Finding the Fourth Proportional to 14,194.97, 19,447.20 and 13,662.92

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Solution

The fourth proportional to 14,194.97, 19,447.20 and 13,662.92 is: 18,718.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,194.97 : 19,447.20 = 13,662.92 : x
  2. Step 2: Convert to fraction form
    14,194.97/19,447.20 = 13,662.92/x
  3. Step 3: Cross multiply
    14,194.97x = 19,447.20 × 13,662.92
  4. Step 4: Simplify right side
    14,194.97x = 265,705,537.82
  5. Step 5: Solve for x
    x = 265,705,537.82/14,194.97
  6. Step 6: Final answer
    x = 18,718.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.