Home / 43,625.42-65,438.39-15,546.56

Finding the Fourth Proportional to 43,625.42, 65,438.39 and 15,546.56

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Solution

The fourth proportional to 43,625.42, 65,438.39 and 15,546.56 is: 23,319.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,625.42 : 65,438.39 = 15,546.56 : x
  2. Step 2: Convert to fraction form
    43,625.42/65,438.39 = 15,546.56/x
  3. Step 3: Cross multiply
    43,625.42x = 65,438.39 × 15,546.56
  4. Step 4: Simplify right side
    43,625.42x = 1,017,341,856.44
  5. Step 5: Solve for x
    x = 1,017,341,856.44/43,625.42
  6. Step 6: Final answer
    x = 23,319.93

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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.