Home / 13,035.39-19,517.30-9,863.63

Finding the Fourth Proportional to 13,035.39, 19,517.30 and 9,863.63

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Solution

The fourth proportional to 13,035.39, 19,517.30 and 9,863.63 is: 14,768.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,035.39 : 19,517.30 = 9,863.63 : x
  2. Step 2: Convert to fraction form
    13,035.39/19,517.30 = 9,863.63/x
  3. Step 3: Cross multiply
    13,035.39x = 19,517.30 × 9,863.63
  4. Step 4: Simplify right side
    13,035.39x = 192,511,425.80
  5. Step 5: Solve for x
    x = 192,511,425.80/13,035.39
  6. Step 6: Final answer
    x = 14,768.37

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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.