Home / 14,177.09-21,268.52-4,949.57

Finding the Fourth Proportional to 14,177.09, 21,268.52 and 4,949.57

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Solution

The fourth proportional to 14,177.09, 21,268.52 and 4,949.57 is: 7,425.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,177.09 : 21,268.52 = 4,949.57 : x
  2. Step 2: Convert to fraction form
    14,177.09/21,268.52 = 4,949.57/x
  3. Step 3: Cross multiply
    14,177.09x = 21,268.52 × 4,949.57
  4. Step 4: Simplify right side
    14,177.09x = 105,270,028.54
  5. Step 5: Solve for x
    x = 105,270,028.54/14,177.09
  6. Step 6: Final answer
    x = 7,425.36

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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.