Home / 18,556.16-27,802.96-9,183.68

Finding the Fourth Proportional to 18,556.16, 27,802.96 and 9,183.68

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Solution

The fourth proportional to 18,556.16, 27,802.96 and 9,183.68 is: 13,760.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,556.16 : 27,802.96 = 9,183.68 : x
  2. Step 2: Convert to fraction form
    18,556.16/27,802.96 = 9,183.68/x
  3. Step 3: Cross multiply
    18,556.16x = 27,802.96 × 9,183.68
  4. Step 4: Simplify right side
    18,556.16x = 255,333,487.69
  5. Step 5: Solve for x
    x = 255,333,487.69/18,556.16
  6. Step 6: Final answer
    x = 13,760.04

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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.