Home / 31,576.76-47,319.94-23,191

Finding the Fourth Proportional to 31,576.76, 47,319.94 and 23,191

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Solution

The fourth proportional to 31,576.76, 47,319.94 and 23,191 is: 34,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,576.76 : 47,319.94 = 23,191 : x
  2. Step 2: Convert to fraction form
    31,576.76/47,319.94 = 23,191/x
  3. Step 3: Cross multiply
    31,576.76x = 47,319.94 × 23,191
  4. Step 4: Simplify right side
    31,576.76x = 1,097,396,728.54
  5. Step 5: Solve for x
    x = 1,097,396,728.54/31,576.76
  6. Step 6: Final answer
    x = 34,753.30

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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.