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Finding the Fourth Proportional to 16,952.65, 25,426.07 and 4,472.80

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Solution

The fourth proportional to 16,952.65, 25,426.07 and 4,472.80 is: 6,708.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,952.65 : 25,426.07 = 4,472.80 : x
  2. Step 2: Convert to fraction form
    16,952.65/25,426.07 = 4,472.80/x
  3. Step 3: Cross multiply
    16,952.65x = 25,426.07 × 4,472.80
  4. Step 4: Simplify right side
    16,952.65x = 113,725,752.09
  5. Step 5: Solve for x
    x = 113,725,752.09/16,952.65
  6. Step 6: Final answer
    x = 6,708.44

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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.