Home / 27,730.08-41,538.96-18,375.12

Finding the Fourth Proportional to 27,730.08, 41,538.96 and 18,375.12

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Solution

The fourth proportional to 27,730.08, 41,538.96 and 18,375.12 is: 27,525.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,730.08 : 41,538.96 = 18,375.12 : x
  2. Step 2: Convert to fraction form
    27,730.08/41,538.96 = 18,375.12/x
  3. Step 3: Cross multiply
    27,730.08x = 41,538.96 × 18,375.12
  4. Step 4: Simplify right side
    27,730.08x = 763,283,374.68
  5. Step 5: Solve for x
    x = 763,283,374.68/27,730.08
  6. Step 6: Final answer
    x = 27,525.47

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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.