Home / 33,630.80-50,431.60-11,438.24

Finding the Fourth Proportional to 33,630.80, 50,431.60 and 11,438.24

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Solution

The fourth proportional to 33,630.80, 50,431.60 and 11,438.24 is: 17,152.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,630.80 : 50,431.60 = 11,438.24 : x
  2. Step 2: Convert to fraction form
    33,630.80/50,431.60 = 11,438.24/x
  3. Step 3: Cross multiply
    33,630.80x = 50,431.60 × 11,438.24
  4. Step 4: Simplify right side
    33,630.80x = 576,848,744.38
  5. Step 5: Solve for x
    x = 576,848,744.38/33,630.80
  6. Step 6: Final answer
    x = 17,152.39

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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.