Home / 21,183.54-29,233.59-11,624.37

Finding the Fourth Proportional to 21,183.54, 29,233.59 and 11,624.37

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Solution

The fourth proportional to 21,183.54, 29,233.59 and 11,624.37 is: 16,041.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,183.54 : 29,233.59 = 11,624.37 : x
  2. Step 2: Convert to fraction form
    21,183.54/29,233.59 = 11,624.37/x
  3. Step 3: Cross multiply
    21,183.54x = 29,233.59 × 11,624.37
  4. Step 4: Simplify right side
    21,183.54x = 339,822,143.20
  5. Step 5: Solve for x
    x = 339,822,143.20/21,183.54
  6. Step 6: Final answer
    x = 16,041.80

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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.