Home / 26,783.20-40,174.80-22,441.60

Finding the Fourth Proportional to 26,783.20, 40,174.80 and 22,441.60

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Solution

The fourth proportional to 26,783.20, 40,174.80 and 22,441.60 is: 33,662.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,783.20 : 40,174.80 = 22,441.60 : x
  2. Step 2: Convert to fraction form
    26,783.20/40,174.80 = 22,441.60/x
  3. Step 3: Cross multiply
    26,783.20x = 40,174.80 × 22,441.60
  4. Step 4: Simplify right side
    26,783.20x = 901,586,791.68
  5. Step 5: Solve for x
    x = 901,586,791.68/26,783.20
  6. Step 6: Final answer
    x = 33,662.40

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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.