Home / 27,236.57-40,835.79-13,913.69

Finding the Fourth Proportional to 27,236.57, 40,835.79 and 13,913.69

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Solution

The fourth proportional to 27,236.57, 40,835.79 and 13,913.69 is: 20,860.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,236.57 : 40,835.79 = 13,913.69 : x
  2. Step 2: Convert to fraction form
    27,236.57/40,835.79 = 13,913.69/x
  3. Step 3: Cross multiply
    27,236.57x = 40,835.79 × 13,913.69
  4. Step 4: Simplify right side
    27,236.57x = 568,176,318.79
  5. Step 5: Solve for x
    x = 568,176,318.79/27,236.57
  6. Step 6: Final answer
    x = 20,860.79

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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.