Home / 33,766.26-50,651.55-12,989.76

Finding the Fourth Proportional to 33,766.26, 50,651.55 and 12,989.76

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Solution

The fourth proportional to 33,766.26, 50,651.55 and 12,989.76 is: 19,485.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,766.26 : 50,651.55 = 12,989.76 : x
  2. Step 2: Convert to fraction form
    33,766.26/50,651.55 = 12,989.76/x
  3. Step 3: Cross multiply
    33,766.26x = 50,651.55 × 12,989.76
  4. Step 4: Simplify right side
    33,766.26x = 657,951,478.13
  5. Step 5: Solve for x
    x = 657,951,478.13/33,766.26
  6. Step 6: Final answer
    x = 19,485.47

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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.