Home / 36,470.90-54,708.60-11,511.80

Finding the Fourth Proportional to 36,470.90, 54,708.60 and 11,511.80

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Solution

The fourth proportional to 36,470.90, 54,708.60 and 11,511.80 is: 17,268.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,470.90 : 54,708.60 = 11,511.80 : x
  2. Step 2: Convert to fraction form
    36,470.90/54,708.60 = 11,511.80/x
  3. Step 3: Cross multiply
    36,470.90x = 54,708.60 × 11,511.80
  4. Step 4: Simplify right side
    36,470.90x = 629,794,461.48
  5. Step 5: Solve for x
    x = 629,794,461.48/36,470.90
  6. Step 6: Final answer
    x = 17,268.41

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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.