Home / 13,974.42-19,268.92-10,190.90

Finding the Fourth Proportional to 13,974.42, 19,268.92 and 10,190.90

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Solution

The fourth proportional to 13,974.42, 19,268.92 and 10,190.90 is: 14,051.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,974.42 : 19,268.92 = 10,190.90 : x
  2. Step 2: Convert to fraction form
    13,974.42/19,268.92 = 10,190.90/x
  3. Step 3: Cross multiply
    13,974.42x = 19,268.92 × 10,190.90
  4. Step 4: Simplify right side
    13,974.42x = 196,367,636.83
  5. Step 5: Solve for x
    x = 196,367,636.83/13,974.42
  6. Step 6: Final answer
    x = 14,051.93

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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.