Home / 17,629.43-26,392.20-15,442.43

Finding the Fourth Proportional to 17,629.43, 26,392.20 and 15,442.43

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Solution

The fourth proportional to 17,629.43, 26,392.20 and 15,442.43 is: 23,118.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,629.43 : 26,392.20 = 15,442.43 : x
  2. Step 2: Convert to fraction form
    17,629.43/26,392.20 = 15,442.43/x
  3. Step 3: Cross multiply
    17,629.43x = 26,392.20 × 15,442.43
  4. Step 4: Simplify right side
    17,629.43x = 407,559,701.05
  5. Step 5: Solve for x
    x = 407,559,701.05/17,629.43
  6. Step 6: Final answer
    x = 23,118.14

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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.