Home / 26,759.69-40,139.53-11,166.38

Finding the Fourth Proportional to 26,759.69, 40,139.53 and 11,166.38

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Solution

The fourth proportional to 26,759.69, 40,139.53 and 11,166.38 is: 16,749.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,759.69 : 40,139.53 = 11,166.38 : x
  2. Step 2: Convert to fraction form
    26,759.69/40,139.53 = 11,166.38/x
  3. Step 3: Cross multiply
    26,759.69x = 40,139.53 × 11,166.38
  4. Step 4: Simplify right side
    26,759.69x = 448,213,016.39
  5. Step 5: Solve for x
    x = 448,213,016.39/26,759.69
  6. Step 6: Final answer
    x = 16,749.56

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1.5x scale

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.