Home / 43,906.42-65,874.39-13,925.56

Finding the Fourth Proportional to 43,906.42, 65,874.39 and 13,925.56

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Solution

The fourth proportional to 43,906.42, 65,874.39 and 13,925.56 is: 20,893.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,906.42 : 65,874.39 = 13,925.56 : x
  2. Step 2: Convert to fraction form
    43,906.42/65,874.39 = 13,925.56/x
  3. Step 3: Cross multiply
    43,906.42x = 65,874.39 × 13,925.56
  4. Step 4: Simplify right side
    43,906.42x = 917,337,770.41
  5. Step 5: Solve for x
    x = 917,337,770.41/43,906.42
  6. Step 6: Final answer
    x = 20,893.02

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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.