Home / 27,372.69-41,055.48-8,654.61

Finding the Fourth Proportional to 27,372.69, 41,055.48 and 8,654.61

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Solution

The fourth proportional to 27,372.69, 41,055.48 and 8,654.61 is: 12,980.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,372.69 : 41,055.48 = 8,654.61 : x
  2. Step 2: Convert to fraction form
    27,372.69/41,055.48 = 8,654.61/x
  3. Step 3: Cross multiply
    27,372.69x = 41,055.48 × 8,654.61
  4. Step 4: Simplify right side
    27,372.69x = 355,319,167.76
  5. Step 5: Solve for x
    x = 355,319,167.76/27,372.69
  6. Step 6: Final answer
    x = 12,980.79

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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.