Home / 16,813.97-25,186.86-7,795.41

Finding the Fourth Proportional to 16,813.97, 25,186.86 and 7,795.41

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Solution

The fourth proportional to 16,813.97, 25,186.86 and 7,795.41 is: 11,677.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,813.97 : 25,186.86 = 7,795.41 : x
  2. Step 2: Convert to fraction form
    16,813.97/25,186.86 = 7,795.41/x
  3. Step 3: Cross multiply
    16,813.97x = 25,186.86 × 7,795.41
  4. Step 4: Simplify right side
    16,813.97x = 196,341,900.31
  5. Step 5: Solve for x
    x = 196,341,900.31/16,813.97
  6. Step 6: Final answer
    x = 11,677.31

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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.