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Finding the Fourth Proportional to 19,025.25, 28,537.97 and 6,713.25

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Solution

The fourth proportional to 19,025.25, 28,537.97 and 6,713.25 is: 10,069.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,025.25 : 28,537.97 = 6,713.25 : x
  2. Step 2: Convert to fraction form
    19,025.25/28,537.97 = 6,713.25/x
  3. Step 3: Cross multiply
    19,025.25x = 28,537.97 × 6,713.25
  4. Step 4: Simplify right side
    19,025.25x = 191,582,493.54
  5. Step 5: Solve for x
    x = 191,582,493.54/19,025.25
  6. Step 6: Final answer
    x = 10,069.91

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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.