Home / 31,627.26-47,451.20-9,440.84

Finding the Fourth Proportional to 31,627.26, 47,451.20 and 9,440.84

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Solution

The fourth proportional to 31,627.26, 47,451.20 and 9,440.84 is: 14,164.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,627.26 : 47,451.20 = 9,440.84 : x
  2. Step 2: Convert to fraction form
    31,627.26/47,451.20 = 9,440.84/x
  3. Step 3: Cross multiply
    31,627.26x = 47,451.20 × 9,440.84
  4. Step 4: Simplify right side
    31,627.26x = 447,978,902.55
  5. Step 5: Solve for x
    x = 447,978,902.55/31,627.26
  6. Step 6: Final answer
    x = 14,164.33

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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.