Home / 41,121.60-61,682.41-9,956.85

Finding the Fourth Proportional to 41,121.60, 61,682.41 and 9,956.85

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Solution

The fourth proportional to 41,121.60, 61,682.41 and 9,956.85 is: 14,935.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,121.60 : 61,682.41 = 9,956.85 : x
  2. Step 2: Convert to fraction form
    41,121.60/61,682.41 = 9,956.85/x
  3. Step 3: Cross multiply
    41,121.60x = 61,682.41 × 9,956.85
  4. Step 4: Simplify right side
    41,121.60x = 614,162,504.01
  5. Step 5: Solve for x
    x = 614,162,504.01/41,121.60
  6. Step 6: Final answer
    x = 14,935.28

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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.