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Finding the Fourth Proportional to 17,371.70, 23,957.88 and 14,013.44

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Solution

The fourth proportional to 17,371.70, 23,957.88 and 14,013.44 is: 19,326.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,371.70 : 23,957.88 = 14,013.44 : x
  2. Step 2: Convert to fraction form
    17,371.70/23,957.88 = 14,013.44/x
  3. Step 3: Cross multiply
    17,371.70x = 23,957.88 × 14,013.44
  4. Step 4: Simplify right side
    17,371.70x = 335,732,313.91
  5. Step 5: Solve for x
    x = 335,732,313.91/17,371.70
  6. Step 6: Final answer
    x = 19,326.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.