Home / 14,228.06-21,339.65-3,837.38

Finding the Fourth Proportional to 14,228.06, 21,339.65 and 3,837.38

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Solution

The fourth proportional to 14,228.06, 21,339.65 and 3,837.38 is: 5,755.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228.06 : 21,339.65 = 3,837.38 : x
  2. Step 2: Convert to fraction form
    14,228.06/21,339.65 = 3,837.38/x
  3. Step 3: Cross multiply
    14,228.06x = 21,339.65 × 3,837.38
  4. Step 4: Simplify right side
    14,228.06x = 81,888,249.01
  5. Step 5: Solve for x
    x = 81,888,249.01/14,228.06
  6. Step 6: Final answer
    x = 5,755.41

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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.