Home / 41,182.79-61,776.41-13,105.08

Finding the Fourth Proportional to 41,182.79, 61,776.41 and 13,105.08

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Solution

The fourth proportional to 41,182.79, 61,776.41 and 13,105.08 is: 19,658.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,182.79 : 61,776.41 = 13,105.08 : x
  2. Step 2: Convert to fraction form
    41,182.79/61,776.41 = 13,105.08/x
  3. Step 3: Cross multiply
    41,182.79x = 61,776.41 × 13,105.08
  4. Step 4: Simplify right side
    41,182.79x = 809,584,729.64
  5. Step 5: Solve for x
    x = 809,584,729.64/41,182.79
  6. Step 6: Final answer
    x = 19,658.33

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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.