Home / 12,267.58-18,401.37-3,382.97

Finding the Fourth Proportional to 12,267.58, 18,401.37 and 3,382.97

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Solution

The fourth proportional to 12,267.58, 18,401.37 and 3,382.97 is: 5,074.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,267.58 : 18,401.37 = 3,382.97 : x
  2. Step 2: Convert to fraction form
    12,267.58/18,401.37 = 3,382.97/x
  3. Step 3: Cross multiply
    12,267.58x = 18,401.37 × 3,382.97
  4. Step 4: Simplify right side
    12,267.58x = 62,251,282.67
  5. Step 5: Solve for x
    x = 62,251,282.67/12,267.58
  6. Step 6: Final answer
    x = 5,074.46

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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.