Home / 11,636.42-17,465.58-7,743.56

Finding the Fourth Proportional to 11,636.42, 17,465.58 and 7,743.56

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Solution

The fourth proportional to 11,636.42, 17,465.58 and 7,743.56 is: 11,622.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,636.42 : 17,465.58 = 7,743.56 : x
  2. Step 2: Convert to fraction form
    11,636.42/17,465.58 = 7,743.56/x
  3. Step 3: Cross multiply
    11,636.42x = 17,465.58 × 7,743.56
  4. Step 4: Simplify right side
    11,636.42x = 135,245,679.34
  5. Step 5: Solve for x
    x = 135,245,679.34/11,636.42
  6. Step 6: Final answer
    x = 11,622.62

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1.5x scale

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.