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Finding the Fourth Proportional to 17,668.51, 26,500.03 and 11,472.46

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Solution

The fourth proportional to 17,668.51, 26,500.03 and 11,472.46 is: 17,206.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,668.51 : 26,500.03 = 11,472.46 : x
  2. Step 2: Convert to fraction form
    17,668.51/26,500.03 = 11,472.46/x
  3. Step 3: Cross multiply
    17,668.51x = 26,500.03 × 11,472.46
  4. Step 4: Simplify right side
    17,668.51x = 304,020,439.24
  5. Step 5: Solve for x
    x = 304,020,439.24/17,668.51
  6. Step 6: Final answer
    x = 17,206.91

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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.