Home / 20,194.34-30,298.30-10,330.96

Finding the Fourth Proportional to 20,194.34, 30,298.30 and 10,330.96

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Solution

The fourth proportional to 20,194.34, 30,298.30 and 10,330.96 is: 15,499.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194.34 : 30,298.30 = 10,330.96 : x
  2. Step 2: Convert to fraction form
    20,194.34/30,298.30 = 10,330.96/x
  3. Step 3: Cross multiply
    20,194.34x = 30,298.30 × 10,330.96
  4. Step 4: Simplify right side
    20,194.34x = 313,010,525.37
  5. Step 5: Solve for x
    x = 313,010,525.37/20,194.34
  6. Step 6: Final answer
    x = 15,499.91

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.