Home / 16,829.13-25,242.78-5,141.43

Finding the Fourth Proportional to 16,829.13, 25,242.78 and 5,141.43

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Solution

The fourth proportional to 16,829.13, 25,242.78 and 5,141.43 is: 7,711.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829.13 : 25,242.78 = 5,141.43 : x
  2. Step 2: Convert to fraction form
    16,829.13/25,242.78 = 5,141.43/x
  3. Step 3: Cross multiply
    16,829.13x = 25,242.78 × 5,141.43
  4. Step 4: Simplify right side
    16,829.13x = 129,783,986.38
  5. Step 5: Solve for x
    x = 129,783,986.38/16,829.13
  6. Step 6: Final answer
    x = 7,711.87

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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.