Home / 19,201.14-28,804.59-5,351.22

Finding the Fourth Proportional to 19,201.14, 28,804.59 and 5,351.22

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Solution

The fourth proportional to 19,201.14, 28,804.59 and 5,351.22 is: 8,027.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,201.14 : 28,804.59 = 5,351.22 : x
  2. Step 2: Convert to fraction form
    19,201.14/28,804.59 = 5,351.22/x
  3. Step 3: Cross multiply
    19,201.14x = 28,804.59 × 5,351.22
  4. Step 4: Simplify right side
    19,201.14x = 154,139,698.10
  5. Step 5: Solve for x
    x = 154,139,698.10/19,201.14
  6. Step 6: Final answer
    x = 8,027.63

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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.