Home / 26,955.86-40,406.04-10,311.37

Finding the Fourth Proportional to 26,955.86, 40,406.04 and 10,311.37

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Solution

The fourth proportional to 26,955.86, 40,406.04 and 10,311.37 is: 15,456.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,955.86 : 40,406.04 = 10,311.37 : x
  2. Step 2: Convert to fraction form
    26,955.86/40,406.04 = 10,311.37/x
  3. Step 3: Cross multiply
    26,955.86x = 40,406.04 × 10,311.37
  4. Step 4: Simplify right side
    26,955.86x = 416,641,527.66
  5. Step 5: Solve for x
    x = 416,641,527.66/26,955.86
  6. Step 6: Final answer
    x = 15,456.44

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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.