Home / 41,256.08-61,889.88-20,474

Finding the Fourth Proportional to 41,256.08, 61,889.88 and 20,474

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Solution

The fourth proportional to 41,256.08, 61,889.88 and 20,474 is: 30,713.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,256.08 : 61,889.88 = 20,474 : x
  2. Step 2: Convert to fraction form
    41,256.08/61,889.88 = 20,474/x
  3. Step 3: Cross multiply
    41,256.08x = 61,889.88 × 20,474
  4. Step 4: Simplify right side
    41,256.08x = 1,267,133,403.12
  5. Step 5: Solve for x
    x = 1,267,133,403.12/41,256.08
  6. Step 6: Final answer
    x = 30,713.86

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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.