Home / 41,286.72-61,881.36-17,863.68

Finding the Fourth Proportional to 41,286.72, 61,881.36 and 17,863.68

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Solution

The fourth proportional to 41,286.72, 61,881.36 and 17,863.68 is: 26,774.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,286.72 : 61,881.36 = 17,863.68 : x
  2. Step 2: Convert to fraction form
    41,286.72/61,881.36 = 17,863.68/x
  3. Step 3: Cross multiply
    41,286.72x = 61,881.36 × 17,863.68
  4. Step 4: Simplify right side
    41,286.72x = 1,105,428,813.00
  5. Step 5: Solve for x
    x = 1,105,428,813.00/41,286.72
  6. Step 6: Final answer
    x = 26,774.44

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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.