Home / 27,579.96-41,318.10-13,695.48

Finding the Fourth Proportional to 27,579.96, 41,318.10 and 13,695.48

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Solution

The fourth proportional to 27,579.96, 41,318.10 and 13,695.48 is: 20,517.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,579.96 : 41,318.10 = 13,695.48 : x
  2. Step 2: Convert to fraction form
    27,579.96/41,318.10 = 13,695.48/x
  3. Step 3: Cross multiply
    27,579.96x = 41,318.10 × 13,695.48
  4. Step 4: Simplify right side
    27,579.96x = 565,871,212.19
  5. Step 5: Solve for x
    x = 565,871,212.19/27,579.96
  6. Step 6: Final answer
    x = 20,517.48

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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.