Home / 22,697.16-31,321.44-12,625.44

Finding the Fourth Proportional to 22,697.16, 31,321.44 and 12,625.44

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Solution

The fourth proportional to 22,697.16, 31,321.44 and 12,625.44 is: 17,422.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,697.16 : 31,321.44 = 12,625.44 : x
  2. Step 2: Convert to fraction form
    22,697.16/31,321.44 = 12,625.44/x
  3. Step 3: Cross multiply
    22,697.16x = 31,321.44 × 12,625.44
  4. Step 4: Simplify right side
    22,697.16x = 395,446,961.43
  5. Step 5: Solve for x
    x = 395,446,961.43/22,697.16
  6. Step 6: Final answer
    x = 17,422.75

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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.