Home / 12,226.75-18,329.76-4,836.41

Finding the Fourth Proportional to 12,226.75, 18,329.76 and 4,836.41

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Solution

The fourth proportional to 12,226.75, 18,329.76 and 4,836.41 is: 7,250.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,226.75 : 18,329.76 = 4,836.41 : x
  2. Step 2: Convert to fraction form
    12,226.75/18,329.76 = 4,836.41/x
  3. Step 3: Cross multiply
    12,226.75x = 18,329.76 × 4,836.41
  4. Step 4: Simplify right side
    12,226.75x = 88,650,211.65
  5. Step 5: Solve for x
    x = 88,650,211.65/12,226.75
  6. Step 6: Final answer
    x = 7,250.51

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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.