Home / 27,494.31-37,918.74-18,530.04

Finding the Fourth Proportional to 27,494.31, 37,918.74 and 18,530.04

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Solution

The fourth proportional to 27,494.31, 37,918.74 and 18,530.04 is: 25,555.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,494.31 : 37,918.74 = 18,530.04 : x
  2. Step 2: Convert to fraction form
    27,494.31/37,918.74 = 18,530.04/x
  3. Step 3: Cross multiply
    27,494.31x = 37,918.74 × 18,530.04
  4. Step 4: Simplify right side
    27,494.31x = 702,635,768.95
  5. Step 5: Solve for x
    x = 702,635,768.95/27,494.31
  6. Step 6: Final answer
    x = 25,555.68

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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.