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Finding the Fourth Proportional to 50,513.94, 75,770.82 and 15,453.63

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Solution

The fourth proportional to 50,513.94, 75,770.82 and 15,453.63 is: 23,180.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,513.94 : 75,770.82 = 15,453.63 : x
  2. Step 2: Convert to fraction form
    50,513.94/75,770.82 = 15,453.63/x
  3. Step 3: Cross multiply
    50,513.94x = 75,770.82 × 15,453.63
  4. Step 4: Simplify right side
    50,513.94x = 1,170,934,217.08
  5. Step 5: Solve for x
    x = 1,170,934,217.08/50,513.94
  6. Step 6: Final answer
    x = 23,180.42

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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.