Home / 18,744.74-28,107.83-6,260.48

Finding the Fourth Proportional to 18,744.74, 28,107.83 and 6,260.48

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Solution

The fourth proportional to 18,744.74, 28,107.83 and 6,260.48 is: 9,387.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,744.74 : 28,107.83 = 6,260.48 : x
  2. Step 2: Convert to fraction form
    18,744.74/28,107.83 = 6,260.48/x
  3. Step 3: Cross multiply
    18,744.74x = 28,107.83 × 6,260.48
  4. Step 4: Simplify right side
    18,744.74x = 175,968,382.67
  5. Step 5: Solve for x
    x = 175,968,382.67/18,744.74
  6. Step 6: Final answer
    x = 9,387.62

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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.