Home / 19,717.46-29,576.44-5,677.71

Finding the Fourth Proportional to 19,717.46, 29,576.44 and 5,677.71

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Solution

The fourth proportional to 19,717.46, 29,576.44 and 5,677.71 is: 8,516.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,717.46 : 29,576.44 = 5,677.71 : x
  2. Step 2: Convert to fraction form
    19,717.46/29,576.44 = 5,677.71/x
  3. Step 3: Cross multiply
    19,717.46x = 29,576.44 × 5,677.71
  4. Step 4: Simplify right side
    19,717.46x = 167,926,574.09
  5. Step 5: Solve for x
    x = 167,926,574.09/19,717.46
  6. Step 6: Final answer
    x = 8,516.64

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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.