Home / 9,500.20-14,250.30-8,090.80

Finding the Fourth Proportional to 9,500.20, 14,250.30 and 8,090.80

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Solution

The fourth proportional to 9,500.20, 14,250.30 and 8,090.80 is: 12,136.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,500.20 : 14,250.30 = 8,090.80 : x
  2. Step 2: Convert to fraction form
    9,500.20/14,250.30 = 8,090.80/x
  3. Step 3: Cross multiply
    9,500.20x = 14,250.30 × 8,090.80
  4. Step 4: Simplify right side
    9,500.20x = 115,296,327.24
  5. Step 5: Solve for x
    x = 115,296,327.24/9,500.20
  6. Step 6: Final answer
    x = 12,136.20

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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.