Home / 22,317.87-33,289.47-20,504.46

Finding the Fourth Proportional to 22,317.87, 33,289.47 and 20,504.46

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Solution

The fourth proportional to 22,317.87, 33,289.47 and 20,504.46 is: 30,584.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,317.87 : 33,289.47 = 20,504.46 : x
  2. Step 2: Convert to fraction form
    22,317.87/33,289.47 = 20,504.46/x
  3. Step 3: Cross multiply
    22,317.87x = 33,289.47 × 20,504.46
  4. Step 4: Simplify right side
    22,317.87x = 682,582,606.04
  5. Step 5: Solve for x
    x = 682,582,606.04/22,317.87
  6. Step 6: Final answer
    x = 30,584.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.