Home / 31,934.88-47,902.68-12,214.44

Finding the Fourth Proportional to 31,934.88, 47,902.68 and 12,214.44

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Solution

The fourth proportional to 31,934.88, 47,902.68 and 12,214.44 is: 18,321.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,934.88 : 47,902.68 = 12,214.44 : x
  2. Step 2: Convert to fraction form
    31,934.88/47,902.68 = 12,214.44/x
  3. Step 3: Cross multiply
    31,934.88x = 47,902.68 × 12,214.44
  4. Step 4: Simplify right side
    31,934.88x = 585,104,410.70
  5. Step 5: Solve for x
    x = 585,104,410.70/31,934.88
  6. Step 6: Final answer
    x = 18,321.80

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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.