Home / 33,431.28-50,150.10-9,415.50

Finding the Fourth Proportional to 33,431.28, 50,150.10 and 9,415.50

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Solution

The fourth proportional to 33,431.28, 50,150.10 and 9,415.50 is: 14,124.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,431.28 : 50,150.10 = 9,415.50 : x
  2. Step 2: Convert to fraction form
    33,431.28/50,150.10 = 9,415.50/x
  3. Step 3: Cross multiply
    33,431.28x = 50,150.10 × 9,415.50
  4. Step 4: Simplify right side
    33,431.28x = 472,188,266.55
  5. Step 5: Solve for x
    x = 472,188,266.55/33,431.28
  6. Step 6: Final answer
    x = 14,124.15

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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.