Home / 57,447.22-86,173.56-18,004.68

Finding the Fourth Proportional to 57,447.22, 86,173.56 and 18,004.68

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Solution

The fourth proportional to 57,447.22, 86,173.56 and 18,004.68 is: 27,007.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,447.22 : 86,173.56 = 18,004.68 : x
  2. Step 2: Convert to fraction form
    57,447.22/86,173.56 = 18,004.68/x
  3. Step 3: Cross multiply
    57,447.22x = 86,173.56 × 18,004.68
  4. Step 4: Simplify right side
    57,447.22x = 1,551,527,372.26
  5. Step 5: Solve for x
    x = 1,551,527,372.26/57,447.22
  6. Step 6: Final answer
    x = 27,007.88

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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.