Home / 31,960.00-47,946.92-12,238.55

Finding the Fourth Proportional to 31,960.00, 47,946.92 and 12,238.55

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Solution

The fourth proportional to 31,960.00, 47,946.92 and 12,238.55 is: 18,360.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,960.00 : 47,946.92 = 12,238.55 : x
  2. Step 2: Convert to fraction form
    31,960.00/47,946.92 = 12,238.55/x
  3. Step 3: Cross multiply
    31,960.00x = 47,946.92 × 12,238.55
  4. Step 4: Simplify right side
    31,960.00x = 586,800,836.44
  5. Step 5: Solve for x
    x = 586,800,836.44/31,960.00
  6. Step 6: Final answer
    x = 18,360.48

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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.