Home / 33,612.30-50,352.84-20,431.98

Finding the Fourth Proportional to 33,612.30, 50,352.84 and 20,431.98

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Solution

The fourth proportional to 33,612.30, 50,352.84 and 20,431.98 is: 30,608.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,612.30 : 50,352.84 = 20,431.98 : x
  2. Step 2: Convert to fraction form
    33,612.30/50,352.84 = 20,431.98/x
  3. Step 3: Cross multiply
    33,612.30x = 50,352.84 × 20,431.98
  4. Step 4: Simplify right side
    33,612.30x = 1,028,808,219.82
  5. Step 5: Solve for x
    x = 1,028,808,219.82/33,612.30
  6. Step 6: Final answer
    x = 30,608.09

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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.