Home / 12,425.95-18,634.97-4,104.41

Finding the Fourth Proportional to 12,425.95, 18,634.97 and 4,104.41

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Solution

The fourth proportional to 12,425.95, 18,634.97 and 4,104.41 is: 6,155.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,425.95 : 18,634.97 = 4,104.41 : x
  2. Step 2: Convert to fraction form
    12,425.95/18,634.97 = 4,104.41/x
  3. Step 3: Cross multiply
    12,425.95x = 18,634.97 × 4,104.41
  4. Step 4: Simplify right side
    12,425.95x = 76,485,557.22
  5. Step 5: Solve for x
    x = 76,485,557.22/12,425.95
  6. Step 6: Final answer
    x = 6,155.31

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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.