Home / 47,422.43-71,131.94-11,884.04

Finding the Fourth Proportional to 47,422.43, 71,131.94 and 11,884.04

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Solution

The fourth proportional to 47,422.43, 71,131.94 and 11,884.04 is: 17,825.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,422.43 : 71,131.94 = 11,884.04 : x
  2. Step 2: Convert to fraction form
    47,422.43/71,131.94 = 11,884.04/x
  3. Step 3: Cross multiply
    47,422.43x = 71,131.94 × 11,884.04
  4. Step 4: Simplify right side
    47,422.43x = 845,334,464.58
  5. Step 5: Solve for x
    x = 845,334,464.58/47,422.43
  6. Step 6: Final answer
    x = 17,825.63

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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.