Home / 43,449.24-65,170.62-13,463.72

Finding the Fourth Proportional to 43,449.24, 65,170.62 and 13,463.72

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Solution

The fourth proportional to 43,449.24, 65,170.62 and 13,463.72 is: 20,194.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,449.24 : 65,170.62 = 13,463.72 : x
  2. Step 2: Convert to fraction form
    43,449.24/65,170.62 = 13,463.72/x
  3. Step 3: Cross multiply
    43,449.24x = 65,170.62 × 13,463.72
  4. Step 4: Simplify right side
    43,449.24x = 877,438,654.05
  5. Step 5: Solve for x
    x = 877,438,654.05/43,449.24
  6. Step 6: Final answer
    x = 20,194.57

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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.