Home / 31,912.62-47,764.58-23,476.87

Finding the Fourth Proportional to 31,912.62, 47,764.58 and 23,476.87

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Solution

The fourth proportional to 31,912.62, 47,764.58 and 23,476.87 is: 35,138.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,912.62 : 47,764.58 = 23,476.87 : x
  2. Step 2: Convert to fraction form
    31,912.62/47,764.58 = 23,476.87/x
  3. Step 3: Cross multiply
    31,912.62x = 47,764.58 × 23,476.87
  4. Step 4: Simplify right side
    31,912.62x = 1,121,362,835.26
  5. Step 5: Solve for x
    x = 1,121,362,835.26/31,912.62
  6. Step 6: Final answer
    x = 35,138.54

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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.