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Finding the Fourth Proportional to 19,992.04, 29,967.99 and 6,835.41

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Solution

The fourth proportional to 19,992.04, 29,967.99 and 6,835.41 is: 10,246.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,992.04 : 29,967.99 = 6,835.41 : x
  2. Step 2: Convert to fraction form
    19,992.04/29,967.99 = 6,835.41/x
  3. Step 3: Cross multiply
    19,992.04x = 29,967.99 × 6,835.41
  4. Step 4: Simplify right side
    19,992.04x = 204,843,498.53
  5. Step 5: Solve for x
    x = 204,843,498.53/19,992.04
  6. Step 6: Final answer
    x = 10,246.25

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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.