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Finding the Fourth Proportional to 12,843.26, 19,266.12 and 5,050.26

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Solution

The fourth proportional to 12,843.26, 19,266.12 and 5,050.26 is: 7,575.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,843.26 : 19,266.12 = 5,050.26 : x
  2. Step 2: Convert to fraction form
    12,843.26/19,266.12 = 5,050.26/x
  3. Step 3: Cross multiply
    12,843.26x = 19,266.12 × 5,050.26
  4. Step 4: Simplify right side
    12,843.26x = 97,298,915.19
  5. Step 5: Solve for x
    x = 97,298,915.19/12,843.26
  6. Step 6: Final answer
    x = 7,575.87

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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.