Home / 13,992.04-19,308.26-8,023.96

Finding the Fourth Proportional to 13,992.04, 19,308.26 and 8,023.96

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Solution

The fourth proportional to 13,992.04, 19,308.26 and 8,023.96 is: 11,072.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,992.04 : 19,308.26 = 8,023.96 : x
  2. Step 2: Convert to fraction form
    13,992.04/19,308.26 = 8,023.96/x
  3. Step 3: Cross multiply
    13,992.04x = 19,308.26 × 8,023.96
  4. Step 4: Simplify right side
    13,992.04x = 154,928,705.91
  5. Step 5: Solve for x
    x = 154,928,705.91/13,992.04
  6. Step 6: Final answer
    x = 11,072.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.