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Finding the Fourth Proportional to 23,467.90, 35,198.90 and 7,671.60

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Solution

The fourth proportional to 23,467.90, 35,198.90 and 7,671.60 is: 11,506.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,467.90 : 35,198.90 = 7,671.60 : x
  2. Step 2: Convert to fraction form
    23,467.90/35,198.90 = 7,671.60/x
  3. Step 3: Cross multiply
    23,467.90x = 35,198.90 × 7,671.60
  4. Step 4: Simplify right side
    23,467.90x = 270,031,881.24
  5. Step 5: Solve for x
    x = 270,031,881.24/23,467.90
  6. Step 6: Final answer
    x = 11,506.44

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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.