Home / 27,774.48-41,648.12-13,729.96

Finding the Fourth Proportional to 27,774.48, 41,648.12 and 13,729.96

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Solution

The fourth proportional to 27,774.48, 41,648.12 and 13,729.96 is: 20,588.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,774.48 : 41,648.12 = 13,729.96 : x
  2. Step 2: Convert to fraction form
    27,774.48/41,648.12 = 13,729.96/x
  3. Step 3: Cross multiply
    27,774.48x = 41,648.12 × 13,729.96
  4. Step 4: Simplify right side
    27,774.48x = 571,827,021.68
  5. Step 5: Solve for x
    x = 571,827,021.68/27,774.48
  6. Step 6: Final answer
    x = 20,588.22

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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.