Home / 33,662.30-50,437.89-20,474.78

Finding the Fourth Proportional to 33,662.30, 50,437.89 and 20,474.78

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Solution

The fourth proportional to 33,662.30, 50,437.89 and 20,474.78 is: 30,678.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,662.30 : 50,437.89 = 20,474.78 : x
  2. Step 2: Convert to fraction form
    33,662.30/50,437.89 = 20,474.78/x
  3. Step 3: Cross multiply
    33,662.30x = 50,437.89 × 20,474.78
  4. Step 4: Simplify right side
    33,662.30x = 1,032,704,701.41
  5. Step 5: Solve for x
    x = 1,032,704,701.41/33,662.30
  6. Step 6: Final answer
    x = 30,678.38

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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.