Home / 25,651.11-35,418.57-19,673.31

Finding the Fourth Proportional to 25,651.11, 35,418.57 and 19,673.31

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Solution

The fourth proportional to 25,651.11, 35,418.57 and 19,673.31 is: 27,164.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,651.11 : 35,418.57 = 19,673.31 : x
  2. Step 2: Convert to fraction form
    25,651.11/35,418.57 = 19,673.31/x
  3. Step 3: Cross multiply
    25,651.11x = 35,418.57 × 19,673.31
  4. Step 4: Simplify right side
    25,651.11x = 696,800,507.37
  5. Step 5: Solve for x
    x = 696,800,507.37/25,651.11
  6. Step 6: Final answer
    x = 27,164.54

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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.