Home / 12,054.46-18,081.67-3,289.36

Finding the Fourth Proportional to 12,054.46, 18,081.67 and 3,289.36

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Solution

The fourth proportional to 12,054.46, 18,081.67 and 3,289.36 is: 4,934.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,054.46 : 18,081.67 = 3,289.36 : x
  2. Step 2: Convert to fraction form
    12,054.46/18,081.67 = 3,289.36/x
  3. Step 3: Cross multiply
    12,054.46x = 18,081.67 × 3,289.36
  4. Step 4: Simplify right side
    12,054.46x = 59,477,105.58
  5. Step 5: Solve for x
    x = 59,477,105.58/12,054.46
  6. Step 6: Final answer
    x = 4,934.03

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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.