Home / 31,982.14-47,993.96-14,452.12

Finding the Fourth Proportional to 31,982.14, 47,993.96 and 14,452.12

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Solution

The fourth proportional to 31,982.14, 47,993.96 and 14,452.12 is: 21,687.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,982.14 : 47,993.96 = 14,452.12 : x
  2. Step 2: Convert to fraction form
    31,982.14/47,993.96 = 14,452.12/x
  3. Step 3: Cross multiply
    31,982.14x = 47,993.96 × 14,452.12
  4. Step 4: Simplify right side
    31,982.14x = 693,614,229.23
  5. Step 5: Solve for x
    x = 693,614,229.23/31,982.14
  6. Step 6: Final answer
    x = 21,687.55

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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.