Home / 17,420.48-26,131.04-5,734.56

Finding the Fourth Proportional to 17,420.48, 26,131.04 and 5,734.56

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Solution

The fourth proportional to 17,420.48, 26,131.04 and 5,734.56 is: 8,601.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,420.48 : 26,131.04 = 5,734.56 : x
  2. Step 2: Convert to fraction form
    17,420.48/26,131.04 = 5,734.56/x
  3. Step 3: Cross multiply
    17,420.48x = 26,131.04 × 5,734.56
  4. Step 4: Simplify right side
    17,420.48x = 149,850,016.74
  5. Step 5: Solve for x
    x = 149,850,016.74/17,420.48
  6. Step 6: Final answer
    x = 8,601.95

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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.