Home / 27,914.76-41,872.68-13,115.52

Finding the Fourth Proportional to 27,914.76, 41,872.68 and 13,115.52

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Solution

The fourth proportional to 27,914.76, 41,872.68 and 13,115.52 is: 19,673.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,914.76 : 41,872.68 = 13,115.52 : x
  2. Step 2: Convert to fraction form
    27,914.76/41,872.68 = 13,115.52/x
  3. Step 3: Cross multiply
    27,914.76x = 41,872.68 × 13,115.52
  4. Step 4: Simplify right side
    27,914.76x = 549,181,971.99
  5. Step 5: Solve for x
    x = 549,181,971.99/27,914.76
  6. Step 6: Final answer
    x = 19,673.53

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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.