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Finding the Fourth Proportional to 16,243.26, 24,364.89 and 3,931.26

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Solution

The fourth proportional to 16,243.26, 24,364.89 and 3,931.26 is: 5,896.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,243.26 : 24,364.89 = 3,931.26 : x
  2. Step 2: Convert to fraction form
    16,243.26/24,364.89 = 3,931.26/x
  3. Step 3: Cross multiply
    16,243.26x = 24,364.89 × 3,931.26
  4. Step 4: Simplify right side
    16,243.26x = 95,784,717.46
  5. Step 5: Solve for x
    x = 95,784,717.46/16,243.26
  6. Step 6: Final answer
    x = 5,896.89

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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.