Home / 43,627.22-65,440.83-12,462.47

Finding the Fourth Proportional to 43,627.22, 65,440.83 and 12,462.47

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Solution

The fourth proportional to 43,627.22, 65,440.83 and 12,462.47 is: 18,693.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,627.22 : 65,440.83 = 12,462.47 : x
  2. Step 2: Convert to fraction form
    43,627.22/65,440.83 = 12,462.47/x
  3. Step 3: Cross multiply
    43,627.22x = 65,440.83 × 12,462.47
  4. Step 4: Simplify right side
    43,627.22x = 815,554,544.25
  5. Step 5: Solve for x
    x = 815,554,544.25/43,627.22
  6. Step 6: Final answer
    x = 18,693.71

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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.