Home / 43,842.68-65,773.76-12,675.56

Finding the Fourth Proportional to 43,842.68, 65,773.76 and 12,675.56

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Solution

The fourth proportional to 43,842.68, 65,773.76 and 12,675.56 is: 19,016.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,842.68 : 65,773.76 = 12,675.56 : x
  2. Step 2: Convert to fraction form
    43,842.68/65,773.76 = 12,675.56/x
  3. Step 3: Cross multiply
    43,842.68x = 65,773.76 × 12,675.56
  4. Step 4: Simplify right side
    43,842.68x = 833,719,241.31
  5. Step 5: Solve for x
    x = 833,719,241.31/43,842.68
  6. Step 6: Final answer
    x = 19,016.16

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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.