Home / 20,628.69-30,944.23-5,836.37

Finding the Fourth Proportional to 20,628.69, 30,944.23 and 5,836.37

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Solution

The fourth proportional to 20,628.69, 30,944.23 and 5,836.37 is: 8,754.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,628.69 : 30,944.23 = 5,836.37 : x
  2. Step 2: Convert to fraction form
    20,628.69/30,944.23 = 5,836.37/x
  3. Step 3: Cross multiply
    20,628.69x = 30,944.23 × 5,836.37
  4. Step 4: Simplify right side
    20,628.69x = 180,601,946.46
  5. Step 5: Solve for x
    x = 180,601,946.46/20,628.69
  6. Step 6: Final answer
    x = 8,754.89

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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.