Home / 12,296.85-18,449.93-7,370.03

Finding the Fourth Proportional to 12,296.85, 18,449.93 and 7,370.03

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Solution

The fourth proportional to 12,296.85, 18,449.93 and 7,370.03 is: 11,057.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296.85 : 18,449.93 = 7,370.03 : x
  2. Step 2: Convert to fraction form
    12,296.85/18,449.93 = 7,370.03/x
  3. Step 3: Cross multiply
    12,296.85x = 18,449.93 × 7,370.03
  4. Step 4: Simplify right side
    12,296.85x = 135,976,463.77
  5. Step 5: Solve for x
    x = 135,976,463.77/12,296.85
  6. Step 6: Final answer
    x = 11,057.83

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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.