Home / 12,825.39-19,236.23-3,465.94

Finding the Fourth Proportional to 12,825.39, 19,236.23 and 3,465.94

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Solution

The fourth proportional to 12,825.39, 19,236.23 and 3,465.94 is: 5,198.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,825.39 : 19,236.23 = 3,465.94 : x
  2. Step 2: Convert to fraction form
    12,825.39/19,236.23 = 3,465.94/x
  3. Step 3: Cross multiply
    12,825.39x = 19,236.23 × 3,465.94
  4. Step 4: Simplify right side
    12,825.39x = 66,671,622.15
  5. Step 5: Solve for x
    x = 66,671,622.15/12,825.39
  6. Step 6: Final answer
    x = 5,198.41

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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.