Home / 20,194.14-30,289.04-7,046.76

Finding the Fourth Proportional to 20,194.14, 30,289.04 and 7,046.76

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Solution

The fourth proportional to 20,194.14, 30,289.04 and 7,046.76 is: 10,569.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,194.14 : 30,289.04 = 7,046.76 : x
  2. Step 2: Convert to fraction form
    20,194.14/30,289.04 = 7,046.76/x
  3. Step 3: Cross multiply
    20,194.14x = 30,289.04 × 7,046.76
  4. Step 4: Simplify right side
    20,194.14x = 213,439,461.68
  5. Step 5: Solve for x
    x = 213,439,461.68/20,194.14
  6. Step 6: Final answer
    x = 10,569.38

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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.