Home / 18,973.62-26,181.61-11,014.29

Finding the Fourth Proportional to 18,973.62, 26,181.61 and 11,014.29

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Solution

The fourth proportional to 18,973.62, 26,181.61 and 11,014.29 is: 15,198.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,973.62 : 26,181.61 = 11,014.29 : x
  2. Step 2: Convert to fraction form
    18,973.62/26,181.61 = 11,014.29/x
  3. Step 3: Cross multiply
    18,973.62x = 26,181.61 × 11,014.29
  4. Step 4: Simplify right side
    18,973.62x = 288,371,817.67
  5. Step 5: Solve for x
    x = 288,371,817.67/18,973.62
  6. Step 6: Final answer
    x = 15,198.57

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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.