Home / 26,811.86-40,212.91-10,166.41

Finding the Fourth Proportional to 26,811.86, 40,212.91 and 10,166.41

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Solution

The fourth proportional to 26,811.86, 40,212.91 and 10,166.41 is: 15,247.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,811.86 : 40,212.91 = 10,166.41 : x
  2. Step 2: Convert to fraction form
    26,811.86/40,212.91 = 10,166.41/x
  3. Step 3: Cross multiply
    26,811.86x = 40,212.91 × 10,166.41
  4. Step 4: Simplify right side
    26,811.86x = 408,820,936.14
  5. Step 5: Solve for x
    x = 408,820,936.14/26,811.86
  6. Step 6: Final answer
    x = 15,247.76

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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.