Home / 18,663.59-27,858.83-16,449.33

Finding the Fourth Proportional to 18,663.59, 27,858.83 and 16,449.33

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Solution

The fourth proportional to 18,663.59, 27,858.83 and 16,449.33 is: 24,553.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,663.59 : 27,858.83 = 16,449.33 : x
  2. Step 2: Convert to fraction form
    18,663.59/27,858.83 = 16,449.33/x
  3. Step 3: Cross multiply
    18,663.59x = 27,858.83 × 16,449.33
  4. Step 4: Simplify right side
    18,663.59x = 458,259,088.08
  5. Step 5: Solve for x
    x = 458,259,088.08/18,663.59
  6. Step 6: Final answer
    x = 24,553.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.