Home / 13,811.61-19,067.23-10,738.65

Finding the Fourth Proportional to 13,811.61, 19,067.23 and 10,738.65

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Solution

The fourth proportional to 13,811.61, 19,067.23 and 10,738.65 is: 14,824.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,811.61 : 19,067.23 = 10,738.65 : x
  2. Step 2: Convert to fraction form
    13,811.61/19,067.23 = 10,738.65/x
  3. Step 3: Cross multiply
    13,811.61x = 19,067.23 × 10,738.65
  4. Step 4: Simplify right side
    13,811.61x = 204,756,309.44
  5. Step 5: Solve for x
    x = 204,756,309.44/13,811.61
  6. Step 6: Final answer
    x = 14,824.94

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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.