Home / 15,433.94-23,100.40-8,396.38

Finding the Fourth Proportional to 15,433.94, 23,100.40 and 8,396.38

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Solution

The fourth proportional to 15,433.94, 23,100.40 and 8,396.38 is: 12,567.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,433.94 : 23,100.40 = 8,396.38 : x
  2. Step 2: Convert to fraction form
    15,433.94/23,100.40 = 8,396.38/x
  3. Step 3: Cross multiply
    15,433.94x = 23,100.40 × 8,396.38
  4. Step 4: Simplify right side
    15,433.94x = 193,959,736.55
  5. Step 5: Solve for x
    x = 193,959,736.55/15,433.94
  6. Step 6: Final answer
    x = 12,567.09

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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.