Home / 23,467.75-32,385.52-12,857.43

Finding the Fourth Proportional to 23,467.75, 32,385.52 and 12,857.43

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Solution

The fourth proportional to 23,467.75, 32,385.52 and 12,857.43 is: 17,743.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,467.75 : 32,385.52 = 12,857.43 : x
  2. Step 2: Convert to fraction form
    23,467.75/32,385.52 = 12,857.43/x
  3. Step 3: Cross multiply
    23,467.75x = 32,385.52 × 12,857.43
  4. Step 4: Simplify right side
    23,467.75x = 416,394,492.13
  5. Step 5: Solve for x
    x = 416,394,492.13/23,467.75
  6. Step 6: Final answer
    x = 17,743.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.