Home / 30,799.08-46,198.62-8,611.56

Finding the Fourth Proportional to 30,799.08, 46,198.62 and 8,611.56

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Solution

The fourth proportional to 30,799.08, 46,198.62 and 8,611.56 is: 12,917.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,799.08 : 46,198.62 = 8,611.56 : x
  2. Step 2: Convert to fraction form
    30,799.08/46,198.62 = 8,611.56/x
  3. Step 3: Cross multiply
    30,799.08x = 46,198.62 × 8,611.56
  4. Step 4: Simplify right side
    30,799.08x = 397,842,188.05
  5. Step 5: Solve for x
    x = 397,842,188.05/30,799.08
  6. Step 6: Final answer
    x = 12,917.34

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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.