Home / 31,467.33-47,187.18-16,672.86

Finding the Fourth Proportional to 31,467.33, 47,187.18 and 16,672.86

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Solution

The fourth proportional to 31,467.33, 47,187.18 and 16,672.86 is: 25,001.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,467.33 : 47,187.18 = 16,672.86 : x
  2. Step 2: Convert to fraction form
    31,467.33/47,187.18 = 16,672.86/x
  3. Step 3: Cross multiply
    31,467.33x = 47,187.18 × 16,672.86
  4. Step 4: Simplify right side
    31,467.33x = 786,745,245.93
  5. Step 5: Solve for x
    x = 786,745,245.93/31,467.33
  6. Step 6: Final answer
    x = 25,001.97

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1.5x scale

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.