Home / 33,491.90-50,219.60-10,115.30

Finding the Fourth Proportional to 33,491.90, 50,219.60 and 10,115.30

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Solution

The fourth proportional to 33,491.90, 50,219.60 and 10,115.30 is: 15,167.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,491.90 : 50,219.60 = 10,115.30 : x
  2. Step 2: Convert to fraction form
    33,491.90/50,219.60 = 10,115.30/x
  3. Step 3: Cross multiply
    33,491.90x = 50,219.60 × 10,115.30
  4. Step 4: Simplify right side
    33,491.90x = 507,986,319.88
  5. Step 5: Solve for x
    x = 507,986,319.88/33,491.90
  6. Step 6: Final answer
    x = 15,167.44

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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.