Home / 19,191.02-28,774.11-8,094.73

Finding the Fourth Proportional to 19,191.02, 28,774.11 and 8,094.73

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Solution

The fourth proportional to 19,191.02, 28,774.11 and 8,094.73 is: 12,136.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,191.02 : 28,774.11 = 8,094.73 : x
  2. Step 2: Convert to fraction form
    19,191.02/28,774.11 = 8,094.73/x
  3. Step 3: Cross multiply
    19,191.02x = 28,774.11 × 8,094.73
  4. Step 4: Simplify right side
    19,191.02x = 232,918,651.44
  5. Step 5: Solve for x
    x = 232,918,651.44/19,191.02
  6. Step 6: Final answer
    x = 12,136.86

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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.