Home / 20,240.94-30,362.32-6,199.94

Finding the Fourth Proportional to 20,240.94, 30,362.32 and 6,199.94

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Solution

The fourth proportional to 20,240.94, 30,362.32 and 6,199.94 is: 9,300.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,240.94 : 30,362.32 = 6,199.94 : x
  2. Step 2: Convert to fraction form
    20,240.94/30,362.32 = 6,199.94/x
  3. Step 3: Cross multiply
    20,240.94x = 30,362.32 × 6,199.94
  4. Step 4: Simplify right side
    20,240.94x = 188,244,628.48
  5. Step 5: Solve for x
    x = 188,244,628.48/20,240.94
  6. Step 6: Final answer
    x = 9,300.19

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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.