Home / 12,836.92-19,230.44-7,273.12

Finding the Fourth Proportional to 12,836.92, 19,230.44 and 7,273.12

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Solution

The fourth proportional to 12,836.92, 19,230.44 and 7,273.12 is: 10,895.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,836.92 : 19,230.44 = 7,273.12 : x
  2. Step 2: Convert to fraction form
    12,836.92/19,230.44 = 7,273.12/x
  3. Step 3: Cross multiply
    12,836.92x = 19,230.44 × 7,273.12
  4. Step 4: Simplify right side
    12,836.92x = 139,865,297.77
  5. Step 5: Solve for x
    x = 139,865,297.77/12,836.92
  6. Step 6: Final answer
    x = 10,895.55

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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.