Home / 33,478.02-50,212.58-8,515.85

Finding the Fourth Proportional to 33,478.02, 50,212.58 and 8,515.85

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Solution

The fourth proportional to 33,478.02, 50,212.58 and 8,515.85 is: 12,772.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,478.02 : 50,212.58 = 8,515.85 : x
  2. Step 2: Convert to fraction form
    33,478.02/50,212.58 = 8,515.85/x
  3. Step 3: Cross multiply
    33,478.02x = 50,212.58 × 8,515.85
  4. Step 4: Simplify right side
    33,478.02x = 427,602,505.75
  5. Step 5: Solve for x
    x = 427,602,505.75/33,478.02
  6. Step 6: Final answer
    x = 12,772.63

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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.