Home / 13,282.54-18,329.25-7,314.73

Finding the Fourth Proportional to 13,282.54, 18,329.25 and 7,314.73

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Solution

The fourth proportional to 13,282.54, 18,329.25 and 7,314.73 is: 10,093.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,282.54 : 18,329.25 = 7,314.73 : x
  2. Step 2: Convert to fraction form
    13,282.54/18,329.25 = 7,314.73/x
  3. Step 3: Cross multiply
    13,282.54x = 18,329.25 × 7,314.73
  4. Step 4: Simplify right side
    13,282.54x = 134,073,514.85
  5. Step 5: Solve for x
    x = 134,073,514.85/13,282.54
  6. Step 6: Final answer
    x = 10,093.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.