Home / 45,672.03-68,517.81-19,376.19

Finding the Fourth Proportional to 45,672.03, 68,517.81 and 19,376.19

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Solution

The fourth proportional to 45,672.03, 68,517.81 and 19,376.19 is: 29,068.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,672.03 : 68,517.81 = 19,376.19 : x
  2. Step 2: Convert to fraction form
    45,672.03/68,517.81 = 19,376.19/x
  3. Step 3: Cross multiply
    45,672.03x = 68,517.81 × 19,376.19
  4. Step 4: Simplify right side
    45,672.03x = 1,327,614,104.94
  5. Step 5: Solve for x
    x = 1,327,614,104.94/45,672.03
  6. Step 6: Final answer
    x = 29,068.43

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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.