Home / 15,516.09-23,274.24-4,422.75

Finding the Fourth Proportional to 15,516.09, 23,274.24 and 4,422.75

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Solution

The fourth proportional to 15,516.09, 23,274.24 and 4,422.75 is: 6,634.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,516.09 : 23,274.24 = 4,422.75 : x
  2. Step 2: Convert to fraction form
    15,516.09/23,274.24 = 4,422.75/x
  3. Step 3: Cross multiply
    15,516.09x = 23,274.24 × 4,422.75
  4. Step 4: Simplify right side
    15,516.09x = 102,936,144.96
  5. Step 5: Solve for x
    x = 102,936,144.96/15,516.09
  6. Step 6: Final answer
    x = 6,634.15

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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.