Home / 43,304.29-64,958.96-12,141.97

Finding the Fourth Proportional to 43,304.29, 64,958.96 and 12,141.97

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Solution

The fourth proportional to 43,304.29, 64,958.96 and 12,141.97 is: 18,213.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,304.29 : 64,958.96 = 12,141.97 : x
  2. Step 2: Convert to fraction form
    43,304.29/64,958.96 = 12,141.97/x
  3. Step 3: Cross multiply
    43,304.29x = 64,958.96 × 12,141.97
  4. Step 4: Simplify right side
    43,304.29x = 788,729,743.55
  5. Step 5: Solve for x
    x = 788,729,743.55/43,304.29
  6. Step 6: Final answer
    x = 18,213.66

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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.