Home / 14,556.48-20,087.51-8,183.13

Finding the Fourth Proportional to 14,556.48, 20,087.51 and 8,183.13

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Solution

The fourth proportional to 14,556.48, 20,087.51 and 8,183.13 is: 11,292.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,556.48 : 20,087.51 = 8,183.13 : x
  2. Step 2: Convert to fraction form
    14,556.48/20,087.51 = 8,183.13/x
  3. Step 3: Cross multiply
    14,556.48x = 20,087.51 × 8,183.13
  4. Step 4: Simplify right side
    14,556.48x = 164,378,664.79
  5. Step 5: Solve for x
    x = 164,378,664.79/14,556.48
  6. Step 6: Final answer
    x = 11,292.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.