Home / 14,028.70-19,443.21-13,766.26

Finding the Fourth Proportional to 14,028.70, 19,443.21 and 13,766.26

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Solution

The fourth proportional to 14,028.70, 19,443.21 and 13,766.26 is: 19,079.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,028.70 : 19,443.21 = 13,766.26 : x
  2. Step 2: Convert to fraction form
    14,028.70/19,443.21 = 13,766.26/x
  3. Step 3: Cross multiply
    14,028.70x = 19,443.21 × 13,766.26
  4. Step 4: Simplify right side
    14,028.70x = 267,660,284.09
  5. Step 5: Solve for x
    x = 267,660,284.09/14,028.70
  6. Step 6: Final answer
    x = 19,079.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.