Home / 21,467.22-29,625.93-12,969.25

Finding the Fourth Proportional to 21,467.22, 29,625.93 and 12,969.25

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Solution

The fourth proportional to 21,467.22, 29,625.93 and 12,969.25 is: 17,898.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,467.22 : 29,625.93 = 12,969.25 : x
  2. Step 2: Convert to fraction form
    21,467.22/29,625.93 = 12,969.25/x
  3. Step 3: Cross multiply
    21,467.22x = 29,625.93 × 12,969.25
  4. Step 4: Simplify right side
    21,467.22x = 384,226,096.84
  5. Step 5: Solve for x
    x = 384,226,096.84/21,467.22
  6. Step 6: Final answer
    x = 17,898.27

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