Home / 18,543.96-27,815.68-4,504.09

Finding the Fourth Proportional to 18,543.96, 27,815.68 and 4,504.09

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Solution

The fourth proportional to 18,543.96, 27,815.68 and 4,504.09 is: 6,756.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,543.96 : 27,815.68 = 4,504.09 : x
  2. Step 2: Convert to fraction form
    18,543.96/27,815.68 = 4,504.09/x
  3. Step 3: Cross multiply
    18,543.96x = 27,815.68 × 4,504.09
  4. Step 4: Simplify right side
    18,543.96x = 125,284,326.13
  5. Step 5: Solve for x
    x = 125,284,326.13/18,543.96
  6. Step 6: Final answer
    x = 6,756.07

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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.