Home / 41,231.63-61,835.20-21,499.43

Finding the Fourth Proportional to 41,231.63, 61,835.20 and 21,499.43

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Solution

The fourth proportional to 41,231.63, 61,835.20 and 21,499.43 is: 32,242.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,231.63 : 61,835.20 = 21,499.43 : x
  2. Step 2: Convert to fraction form
    41,231.63/61,835.20 = 21,499.43/x
  3. Step 3: Cross multiply
    41,231.63x = 61,835.20 × 21,499.43
  4. Step 4: Simplify right side
    41,231.63x = 1,329,421,191.01
  5. Step 5: Solve for x
    x = 1,329,421,191.01/41,231.63
  6. Step 6: Final answer
    x = 32,242.75

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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.