Home / 27,955.38-41,942.18-13,165.79

Finding the Fourth Proportional to 27,955.38, 41,942.18 and 13,165.79

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Solution

The fourth proportional to 27,955.38, 41,942.18 and 13,165.79 is: 19,752.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,955.38 : 41,942.18 = 13,165.79 : x
  2. Step 2: Convert to fraction form
    27,955.38/41,942.18 = 13,165.79/x
  3. Step 3: Cross multiply
    27,955.38x = 41,942.18 × 13,165.79
  4. Step 4: Simplify right side
    27,955.38x = 552,202,055.33
  5. Step 5: Solve for x
    x = 552,202,055.33/27,955.38
  6. Step 6: Final answer
    x = 19,752.98

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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.