Home / 31,843.08-43,930.62-19,245.96

Finding the Fourth Proportional to 31,843.08, 43,930.62 and 19,245.96

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Solution

The fourth proportional to 31,843.08, 43,930.62 and 19,245.96 is: 26,551.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,843.08 : 43,930.62 = 19,245.96 : x
  2. Step 2: Convert to fraction form
    31,843.08/43,930.62 = 19,245.96/x
  3. Step 3: Cross multiply
    31,843.08x = 43,930.62 × 19,245.96
  4. Step 4: Simplify right side
    31,843.08x = 845,486,955.30
  5. Step 5: Solve for x
    x = 845,486,955.30/31,843.08
  6. Step 6: Final answer
    x = 26,551.67

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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.