Home / 33,540.37-50,312.28-8,580.63

Finding the Fourth Proportional to 33,540.37, 50,312.28 and 8,580.63

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Solution

The fourth proportional to 33,540.37, 50,312.28 and 8,580.63 is: 12,871.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,540.37 : 50,312.28 = 8,580.63 : x
  2. Step 2: Convert to fraction form
    33,540.37/50,312.28 = 8,580.63/x
  3. Step 3: Cross multiply
    33,540.37x = 50,312.28 × 8,580.63
  4. Step 4: Simplify right side
    33,540.37x = 431,711,147.38
  5. Step 5: Solve for x
    x = 431,711,147.38/33,540.37
  6. Step 6: Final answer
    x = 12,871.39

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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.