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Finding the Fourth Proportional to 17,468.92, 26,203.02 and 4,321.36

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Solution

The fourth proportional to 17,468.92, 26,203.02 and 4,321.36 is: 6,481.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,468.92 : 26,203.02 = 4,321.36 : x
  2. Step 2: Convert to fraction form
    17,468.92/26,203.02 = 4,321.36/x
  3. Step 3: Cross multiply
    17,468.92x = 26,203.02 × 4,321.36
  4. Step 4: Simplify right side
    17,468.92x = 113,232,682.51
  5. Step 5: Solve for x
    x = 113,232,682.51/17,468.92
  6. Step 6: Final answer
    x = 6,481.95

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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.