Home / 11,668.08-17,487.48-9,193.14

Finding the Fourth Proportional to 11,668.08, 17,487.48 and 9,193.14

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Solution

The fourth proportional to 11,668.08, 17,487.48 and 9,193.14 is: 13,778.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,668.08 : 17,487.48 = 9,193.14 : x
  2. Step 2: Convert to fraction form
    11,668.08/17,487.48 = 9,193.14/x
  3. Step 3: Cross multiply
    11,668.08x = 17,487.48 × 9,193.14
  4. Step 4: Simplify right side
    11,668.08x = 160,764,851.89
  5. Step 5: Solve for x
    x = 160,764,851.89/11,668.08
  6. Step 6: Final answer
    x = 13,778.18

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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.