Home / 19,511.97-29,255.81-6,362.43

Finding the Fourth Proportional to 19,511.97, 29,255.81 and 6,362.43

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Solution

The fourth proportional to 19,511.97, 29,255.81 and 6,362.43 is: 9,539.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,511.97 : 29,255.81 = 6,362.43 : x
  2. Step 2: Convert to fraction form
    19,511.97/29,255.81 = 6,362.43/x
  3. Step 3: Cross multiply
    19,511.97x = 29,255.81 × 6,362.43
  4. Step 4: Simplify right side
    19,511.97x = 186,138,011.41
  5. Step 5: Solve for x
    x = 186,138,011.41/19,511.97
  6. Step 6: Final answer
    x = 9,539.68

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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.