Home / 20,022.84-30,039.39-6,697.94

Finding the Fourth Proportional to 20,022.84, 30,039.39 and 6,697.94

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Solution

The fourth proportional to 20,022.84, 30,039.39 and 6,697.94 is: 10,048.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,022.84 : 30,039.39 = 6,697.94 : x
  2. Step 2: Convert to fraction form
    20,022.84/30,039.39 = 6,697.94/x
  3. Step 3: Cross multiply
    20,022.84x = 30,039.39 × 6,697.94
  4. Step 4: Simplify right side
    20,022.84x = 201,201,881.66
  5. Step 5: Solve for x
    x = 201,201,881.66/20,022.84
  6. Step 6: Final answer
    x = 10,048.62

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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.