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Finding the Fourth Proportional to 38,536.88, 57,805.31 and 10,834.88

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Solution

The fourth proportional to 38,536.88, 57,805.31 and 10,834.88 is: 16,252.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,536.88 : 57,805.31 = 10,834.88 : x
  2. Step 2: Convert to fraction form
    38,536.88/57,805.31 = 10,834.88/x
  3. Step 3: Cross multiply
    38,536.88x = 57,805.31 × 10,834.88
  4. Step 4: Simplify right side
    38,536.88x = 626,313,335.27
  5. Step 5: Solve for x
    x = 626,313,335.27/38,536.88
  6. Step 6: Final answer
    x = 16,252.31

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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.