Home / 41,279.16-61,899.84-13,193.76

Finding the Fourth Proportional to 41,279.16, 61,899.84 and 13,193.76

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Solution

The fourth proportional to 41,279.16, 61,899.84 and 13,193.76 is: 19,784.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,279.16 : 61,899.84 = 13,193.76 : x
  2. Step 2: Convert to fraction form
    41,279.16/61,899.84 = 13,193.76/x
  3. Step 3: Cross multiply
    41,279.16x = 61,899.84 × 13,193.76
  4. Step 4: Simplify right side
    41,279.16x = 816,691,633.00
  5. Step 5: Solve for x
    x = 816,691,633.00/41,279.16
  6. Step 6: Final answer
    x = 19,784.60

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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.