Home / 14,314.24-19,761.09-11,120.41

Finding the Fourth Proportional to 14,314.24, 19,761.09 and 11,120.41

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Solution

The fourth proportional to 14,314.24, 19,761.09 and 11,120.41 is: 15,351.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,314.24 : 19,761.09 = 11,120.41 : x
  2. Step 2: Convert to fraction form
    14,314.24/19,761.09 = 11,120.41/x
  3. Step 3: Cross multiply
    14,314.24x = 19,761.09 × 11,120.41
  4. Step 4: Simplify right side
    14,314.24x = 219,751,422.85
  5. Step 5: Solve for x
    x = 219,751,422.85/14,314.24
  6. Step 6: Final answer
    x = 15,351.94

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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.