Home / 25,669.51-38,504.26-8,137.97

Finding the Fourth Proportional to 25,669.51, 38,504.26 and 8,137.97

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Solution

The fourth proportional to 25,669.51, 38,504.26 and 8,137.97 is: 12,206.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,669.51 : 38,504.26 = 8,137.97 : x
  2. Step 2: Convert to fraction form
    25,669.51/38,504.26 = 8,137.97/x
  3. Step 3: Cross multiply
    25,669.51x = 38,504.26 × 8,137.97
  4. Step 4: Simplify right side
    25,669.51x = 313,346,474.79
  5. Step 5: Solve for x
    x = 313,346,474.79/25,669.51
  6. Step 6: Final answer
    x = 12,206.95

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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.