Home / 27,405.22-41,104.60-7,685.36

Finding the Fourth Proportional to 27,405.22, 41,104.60 and 7,685.36

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Solution

The fourth proportional to 27,405.22, 41,104.60 and 7,685.36 is: 11,527.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,405.22 : 41,104.60 = 7,685.36 : x
  2. Step 2: Convert to fraction form
    27,405.22/41,104.60 = 7,685.36/x
  3. Step 3: Cross multiply
    27,405.22x = 41,104.60 × 7,685.36
  4. Step 4: Simplify right side
    27,405.22x = 315,903,648.66
  5. Step 5: Solve for x
    x = 315,903,648.66/27,405.22
  6. Step 6: Final answer
    x = 11,527.13

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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.