Home / 31,849.62-47,793.63-11,087.70

Finding the Fourth Proportional to 31,849.62, 47,793.63 and 11,087.70

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Solution

The fourth proportional to 31,849.62, 47,793.63 and 11,087.70 is: 16,638.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,849.62 : 47,793.63 = 11,087.70 : x
  2. Step 2: Convert to fraction form
    31,849.62/47,793.63 = 11,087.70/x
  3. Step 3: Cross multiply
    31,849.62x = 47,793.63 × 11,087.70
  4. Step 4: Simplify right side
    31,849.62x = 529,921,431.35
  5. Step 5: Solve for x
    x = 529,921,431.35/31,849.62
  6. Step 6: Final answer
    x = 16,638.23

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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.