Home / 13,971.39-19,277.49-10,195.44

Finding the Fourth Proportional to 13,971.39, 19,277.49 and 10,195.44

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Solution

The fourth proportional to 13,971.39, 19,277.49 and 10,195.44 is: 14,067.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,971.39 : 19,277.49 = 10,195.44 : x
  2. Step 2: Convert to fraction form
    13,971.39/19,277.49 = 10,195.44/x
  3. Step 3: Cross multiply
    13,971.39x = 19,277.49 × 10,195.44
  4. Step 4: Simplify right side
    13,971.39x = 196,542,492.65
  5. Step 5: Solve for x
    x = 196,542,492.65/13,971.39
  6. Step 6: Final answer
    x = 14,067.50

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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.