Home / 40,862.24-61,296.41-11,279.79

Finding the Fourth Proportional to 40,862.24, 61,296.41 and 11,279.79

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Solution

The fourth proportional to 40,862.24, 61,296.41 and 11,279.79 is: 16,920.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,862.24 : 61,296.41 = 11,279.79 : x
  2. Step 2: Convert to fraction form
    40,862.24/61,296.41 = 11,279.79/x
  3. Step 3: Cross multiply
    40,862.24x = 61,296.41 × 11,279.79
  4. Step 4: Simplify right side
    40,862.24x = 691,410,660.75
  5. Step 5: Solve for x
    x = 691,410,660.75/40,862.24
  6. Step 6: Final answer
    x = 16,920.53

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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.