Home / 31,584.25-47,360.51-10,516.85

Finding the Fourth Proportional to 31,584.25, 47,360.51 and 10,516.85

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Solution

The fourth proportional to 31,584.25, 47,360.51 and 10,516.85 is: 15,769.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,584.25 : 47,360.51 = 10,516.85 : x
  2. Step 2: Convert to fraction form
    31,584.25/47,360.51 = 10,516.85/x
  3. Step 3: Cross multiply
    31,584.25x = 47,360.51 × 10,516.85
  4. Step 4: Simplify right side
    31,584.25x = 498,083,379.59
  5. Step 5: Solve for x
    x = 498,083,379.59/31,584.25
  6. Step 6: Final answer
    x = 15,769.99

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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.