Home / 43,568.22-65,346.14-13,982.23

Finding the Fourth Proportional to 43,568.22, 65,346.14 and 13,982.23

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Solution

The fourth proportional to 43,568.22, 65,346.14 and 13,982.23 is: 20,971.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,568.22 : 65,346.14 = 13,982.23 : x
  2. Step 2: Convert to fraction form
    43,568.22/65,346.14 = 13,982.23/x
  3. Step 3: Cross multiply
    43,568.22x = 65,346.14 × 13,982.23
  4. Step 4: Simplify right side
    43,568.22x = 913,684,759.09
  5. Step 5: Solve for x
    x = 913,684,759.09/43,568.22
  6. Step 6: Final answer
    x = 20,971.36

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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.