Home / 20,363.77-30,550.43-6,323.07

Finding the Fourth Proportional to 20,363.77, 30,550.43 and 6,323.07

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Solution

The fourth proportional to 20,363.77, 30,550.43 and 6,323.07 is: 9,486.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,363.77 : 30,550.43 = 6,323.07 : x
  2. Step 2: Convert to fraction form
    20,363.77/30,550.43 = 6,323.07/x
  3. Step 3: Cross multiply
    20,363.77x = 30,550.43 × 6,323.07
  4. Step 4: Simplify right side
    20,363.77x = 193,172,523.23
  5. Step 5: Solve for x
    x = 193,172,523.23/20,363.77
  6. Step 6: Final answer
    x = 9,486.09

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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.