Home / 30,669.33-46,004.46-20,206.36

Finding the Fourth Proportional to 30,669.33, 46,004.46 and 20,206.36

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Solution

The fourth proportional to 30,669.33, 46,004.46 and 20,206.36 is: 30,309.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,669.33 : 46,004.46 = 20,206.36 : x
  2. Step 2: Convert to fraction form
    30,669.33/46,004.46 = 20,206.36/x
  3. Step 3: Cross multiply
    30,669.33x = 46,004.46 × 20,206.36
  4. Step 4: Simplify right side
    30,669.33x = 929,582,662.10
  5. Step 5: Solve for x
    x = 929,582,662.10/30,669.33
  6. Step 6: Final answer
    x = 30,309.84

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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.