Home / 18,698.03-28,029.29-7,460.27

Finding the Fourth Proportional to 18,698.03, 28,029.29 and 7,460.27

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Solution

The fourth proportional to 18,698.03, 28,029.29 and 7,460.27 is: 11,183.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,698.03 : 28,029.29 = 7,460.27 : x
  2. Step 2: Convert to fraction form
    18,698.03/28,029.29 = 7,460.27/x
  3. Step 3: Cross multiply
    18,698.03x = 28,029.29 × 7,460.27
  4. Step 4: Simplify right side
    18,698.03x = 209,106,104.08
  5. Step 5: Solve for x
    x = 209,106,104.08/18,698.03
  6. Step 6: Final answer
    x = 11,183.33

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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.