Home / 13,033.40-19,545.30-4,268.60

Finding the Fourth Proportional to 13,033.40, 19,545.30 and 4,268.60

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Solution

The fourth proportional to 13,033.40, 19,545.30 and 4,268.60 is: 6,401.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,033.40 : 19,545.30 = 4,268.60 : x
  2. Step 2: Convert to fraction form
    13,033.40/19,545.30 = 4,268.60/x
  3. Step 3: Cross multiply
    13,033.40x = 19,545.30 × 4,268.60
  4. Step 4: Simplify right side
    13,033.40x = 83,431,067.58
  5. Step 5: Solve for x
    x = 83,431,067.58/13,033.40
  6. Step 6: Final answer
    x = 6,401.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.