Home / 26,597.80-36,698.34-17,155

Finding the Fourth Proportional to 26,597.80, 36,698.34 and 17,155

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Solution

The fourth proportional to 26,597.80, 36,698.34 and 17,155 is: 23,669.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,597.80 : 36,698.34 = 17,155 : x
  2. Step 2: Convert to fraction form
    26,597.80/36,698.34 = 17,155/x
  3. Step 3: Cross multiply
    26,597.80x = 36,698.34 × 17,155
  4. Step 4: Simplify right side
    26,597.80x = 629,560,022.70
  5. Step 5: Solve for x
    x = 629,560,022.70/26,597.80
  6. Step 6: Final answer
    x = 23,669.63

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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.