Home / 22,269.12-30,736.44-13,884

Finding the Fourth Proportional to 22,269.12, 30,736.44 and 13,884

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Solution

The fourth proportional to 22,269.12, 30,736.44 and 13,884 is: 19,163.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,269.12 : 30,736.44 = 13,884 : x
  2. Step 2: Convert to fraction form
    22,269.12/30,736.44 = 13,884/x
  3. Step 3: Cross multiply
    22,269.12x = 30,736.44 × 13,884
  4. Step 4: Simplify right side
    22,269.12x = 426,744,732.96
  5. Step 5: Solve for x
    x = 426,744,732.96/22,269.12
  6. Step 6: Final answer
    x = 19,163.07

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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.