Home / 31,481.13-43,446.60-17,336.64

Finding the Fourth Proportional to 31,481.13, 43,446.60 and 17,336.64

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Solution

The fourth proportional to 31,481.13, 43,446.60 and 17,336.64 is: 23,926.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,481.13 : 43,446.60 = 17,336.64 : x
  2. Step 2: Convert to fraction form
    31,481.13/43,446.60 = 17,336.64/x
  3. Step 3: Cross multiply
    31,481.13x = 43,446.60 × 17,336.64
  4. Step 4: Simplify right side
    31,481.13x = 753,218,063.42
  5. Step 5: Solve for x
    x = 753,218,063.42/31,481.13
  6. Step 6: Final answer
    x = 23,926.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.