Home / 20,179.73-30,276.41-8,933.52

Finding the Fourth Proportional to 20,179.73, 30,276.41 and 8,933.52

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Solution

The fourth proportional to 20,179.73, 30,276.41 and 8,933.52 is: 13,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,179.73 : 30,276.41 = 8,933.52 : x
  2. Step 2: Convert to fraction form
    20,179.73/30,276.41 = 8,933.52/x
  3. Step 3: Cross multiply
    20,179.73x = 30,276.41 × 8,933.52
  4. Step 4: Simplify right side
    20,179.73x = 270,474,914.26
  5. Step 5: Solve for x
    x = 270,474,914.26/20,179.73
  6. Step 6: Final answer
    x = 13,403.30

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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.