Home / 18,744.24-25,865.27-10,245.83

Finding the Fourth Proportional to 18,744.24, 25,865.27 and 10,245.83

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Solution

The fourth proportional to 18,744.24, 25,865.27 and 10,245.83 is: 14,138.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,744.24 : 25,865.27 = 10,245.83 : x
  2. Step 2: Convert to fraction form
    18,744.24/25,865.27 = 10,245.83/x
  3. Step 3: Cross multiply
    18,744.24x = 25,865.27 × 10,245.83
  4. Step 4: Simplify right side
    18,744.24x = 265,010,978.77
  5. Step 5: Solve for x
    x = 265,010,978.77/18,744.24
  6. Step 6: Final answer
    x = 14,138.26

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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.