Home / 19,711.77-29,576.46-10,708.62

Finding the Fourth Proportional to 19,711.77, 29,576.46 and 10,708.62

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Solution

The fourth proportional to 19,711.77, 29,576.46 and 10,708.62 is: 16,067.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,711.77 : 29,576.46 = 10,708.62 : x
  2. Step 2: Convert to fraction form
    19,711.77/29,576.46 = 10,708.62/x
  3. Step 3: Cross multiply
    19,711.77x = 29,576.46 × 10,708.62
  4. Step 4: Simplify right side
    19,711.77x = 316,723,071.09
  5. Step 5: Solve for x
    x = 316,723,071.09/19,711.77
  6. Step 6: Final answer
    x = 16,067.71

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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.