Home / 43,609.22-65,435.44-17,313.38

Finding the Fourth Proportional to 43,609.22, 65,435.44 and 17,313.38

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Solution

The fourth proportional to 43,609.22, 65,435.44 and 17,313.38 is: 25,978.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,609.22 : 65,435.44 = 17,313.38 : x
  2. Step 2: Convert to fraction form
    43,609.22/65,435.44 = 17,313.38/x
  3. Step 3: Cross multiply
    43,609.22x = 65,435.44 × 17,313.38
  4. Step 4: Simplify right side
    43,609.22x = 1,132,908,638.19
  5. Step 5: Solve for x
    x = 1,132,908,638.19/43,609.22
  6. Step 6: Final answer
    x = 25,978.65

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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.