Home / 13,834.66-20,755.06-3,973.18

Finding the Fourth Proportional to 13,834.66, 20,755.06 and 3,973.18

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Solution

The fourth proportional to 13,834.66, 20,755.06 and 3,973.18 is: 5,960.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,834.66 : 20,755.06 = 3,973.18 : x
  2. Step 2: Convert to fraction form
    13,834.66/20,755.06 = 3,973.18/x
  3. Step 3: Cross multiply
    13,834.66x = 20,755.06 × 3,973.18
  4. Step 4: Simplify right side
    13,834.66x = 82,463,589.29
  5. Step 5: Solve for x
    x = 82,463,589.29/13,834.66
  6. Step 6: Final answer
    x = 5,960.65

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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.