Home / 31,367.46-47,063.43-13,824.96

Finding the Fourth Proportional to 31,367.46, 47,063.43 and 13,824.96

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Solution

The fourth proportional to 31,367.46, 47,063.43 and 13,824.96 is: 20,742.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,367.46 : 47,063.43 = 13,824.96 : x
  2. Step 2: Convert to fraction form
    31,367.46/47,063.43 = 13,824.96/x
  3. Step 3: Cross multiply
    31,367.46x = 47,063.43 × 13,824.96
  4. Step 4: Simplify right side
    31,367.46x = 650,650,037.21
  5. Step 5: Solve for x
    x = 650,650,037.21/31,367.46
  6. Step 6: Final answer
    x = 20,742.83

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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.