Home / 41,231.81-61,850.28-11,651.92

Finding the Fourth Proportional to 41,231.81, 61,850.28 and 11,651.92

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Solution

The fourth proportional to 41,231.81, 61,850.28 and 11,651.92 is: 17,478.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,231.81 : 61,850.28 = 11,651.92 : x
  2. Step 2: Convert to fraction form
    41,231.81/61,850.28 = 11,651.92/x
  3. Step 3: Cross multiply
    41,231.81x = 61,850.28 × 11,651.92
  4. Step 4: Simplify right side
    41,231.81x = 720,674,514.54
  5. Step 5: Solve for x
    x = 720,674,514.54/41,231.81
  6. Step 6: Final answer
    x = 17,478.60

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1.5x scale

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.