Home / 33,907.60-50,717.40-30,422.80

Finding the Fourth Proportional to 33,907.60, 50,717.40 and 30,422.80

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Solution

The fourth proportional to 33,907.60, 50,717.40 and 30,422.80 is: 45,505.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,907.60 : 50,717.40 = 30,422.80 : x
  2. Step 2: Convert to fraction form
    33,907.60/50,717.40 = 30,422.80/x
  3. Step 3: Cross multiply
    33,907.60x = 50,717.40 × 30,422.80
  4. Step 4: Simplify right side
    33,907.60x = 1,542,965,316.72
  5. Step 5: Solve for x
    x = 1,542,965,316.72/33,907.60
  6. Step 6: Final answer
    x = 45,505.00

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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.