Home / 27,672.33-41,508.36-12,873.09

Finding the Fourth Proportional to 27,672.33, 41,508.36 and 12,873.09

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Solution

The fourth proportional to 27,672.33, 41,508.36 and 12,873.09 is: 19,309.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,672.33 : 41,508.36 = 12,873.09 : x
  2. Step 2: Convert to fraction form
    27,672.33/41,508.36 = 12,873.09/x
  3. Step 3: Cross multiply
    27,672.33x = 41,508.36 × 12,873.09
  4. Step 4: Simplify right side
    27,672.33x = 534,340,854.03
  5. Step 5: Solve for x
    x = 534,340,854.03/27,672.33
  6. Step 6: Final answer
    x = 19,309.57

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1.5x scale

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.