Home / 15,679.41-23,519.03-3,833.24

Finding the Fourth Proportional to 15,679.41, 23,519.03 and 3,833.24

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Solution

The fourth proportional to 15,679.41, 23,519.03 and 3,833.24 is: 5,749.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,679.41 : 23,519.03 = 3,833.24 : x
  2. Step 2: Convert to fraction form
    15,679.41/23,519.03 = 3,833.24/x
  3. Step 3: Cross multiply
    15,679.41x = 23,519.03 × 3,833.24
  4. Step 4: Simplify right side
    15,679.41x = 90,154,086.56
  5. Step 5: Solve for x
    x = 90,154,086.56/15,679.41
  6. Step 6: Final answer
    x = 5,749.84

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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.