Home / 11,743.23-17,618.90-7,355.46

Finding the Fourth Proportional to 11,743.23, 17,618.90 and 7,355.46

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Solution

The fourth proportional to 11,743.23, 17,618.90 and 7,355.46 is: 11,035.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,743.23 : 17,618.90 = 7,355.46 : x
  2. Step 2: Convert to fraction form
    11,743.23/17,618.90 = 7,355.46/x
  3. Step 3: Cross multiply
    11,743.23x = 17,618.90 × 7,355.46
  4. Step 4: Simplify right side
    11,743.23x = 129,595,077.42
  5. Step 5: Solve for x
    x = 129,595,077.42/11,743.23
  6. Step 6: Final answer
    x = 11,035.73

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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.