Home / 41,609.21-62,438.40-21,889.31

Finding the Fourth Proportional to 41,609.21, 62,438.40 and 21,889.31

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Solution

The fourth proportional to 41,609.21, 62,438.40 and 21,889.31 is: 32,846.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,609.21 : 62,438.40 = 21,889.31 : x
  2. Step 2: Convert to fraction form
    41,609.21/62,438.40 = 21,889.31/x
  3. Step 3: Cross multiply
    41,609.21x = 62,438.40 × 21,889.31
  4. Step 4: Simplify right side
    41,609.21x = 1,366,733,181.31
  5. Step 5: Solve for x
    x = 1,366,733,181.31/41,609.21
  6. Step 6: Final answer
    x = 32,846.89

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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.