Home / 20,608.80-30,914.94-6,570.83

Finding the Fourth Proportional to 20,608.80, 30,914.94 and 6,570.83

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Solution

The fourth proportional to 20,608.80, 30,914.94 and 6,570.83 is: 9,856.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,608.80 : 30,914.94 = 6,570.83 : x
  2. Step 2: Convert to fraction form
    20,608.80/30,914.94 = 6,570.83/x
  3. Step 3: Cross multiply
    20,608.80x = 30,914.94 × 6,570.83
  4. Step 4: Simplify right side
    20,608.80x = 203,136,660.63
  5. Step 5: Solve for x
    x = 203,136,660.63/20,608.80
  6. Step 6: Final answer
    x = 9,856.79

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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.