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Finding the Fourth Proportional to 17,348.77, 26,040.17 and 7,491.48

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Solution

The fourth proportional to 17,348.77, 26,040.17 and 7,491.48 is: 11,244.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,348.77 : 26,040.17 = 7,491.48 : x
  2. Step 2: Convert to fraction form
    17,348.77/26,040.17 = 7,491.48/x
  3. Step 3: Cross multiply
    17,348.77x = 26,040.17 × 7,491.48
  4. Step 4: Simplify right side
    17,348.77x = 195,079,412.75
  5. Step 5: Solve for x
    x = 195,079,412.75/17,348.77
  6. Step 6: Final answer
    x = 11,244.57

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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.