Home / 41,286.02-61,929.22-10,121.28

Finding the Fourth Proportional to 41,286.02, 61,929.22 and 10,121.28

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Solution

The fourth proportional to 41,286.02, 61,929.22 and 10,121.28 is: 15,181.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,286.02 : 61,929.22 = 10,121.28 : x
  2. Step 2: Convert to fraction form
    41,286.02/61,929.22 = 10,121.28/x
  3. Step 3: Cross multiply
    41,286.02x = 61,929.22 × 10,121.28
  4. Step 4: Simplify right side
    41,286.02x = 626,802,975.80
  5. Step 5: Solve for x
    x = 626,802,975.80/41,286.02
  6. Step 6: Final answer
    x = 15,181.97

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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.