Home / 20,197.14-30,293.53-7,049.76

Finding the Fourth Proportional to 20,197.14, 30,293.53 and 7,049.76

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Solution

The fourth proportional to 20,197.14, 30,293.53 and 7,049.76 is: 10,573.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,197.14 : 30,293.53 = 7,049.76 : x
  2. Step 2: Convert to fraction form
    20,197.14/30,293.53 = 7,049.76/x
  3. Step 3: Cross multiply
    20,197.14x = 30,293.53 × 7,049.76
  4. Step 4: Simplify right side
    20,197.14x = 213,562,116.05
  5. Step 5: Solve for x
    x = 213,562,116.05/20,197.14
  6. Step 6: Final answer
    x = 10,573.88

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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.