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Finding the Fourth Proportional to 17,908.58, 24,712.88 and 9,950.60

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Solution

The fourth proportional to 17,908.58, 24,712.88 and 9,950.60 is: 13,731.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,908.58 : 24,712.88 = 9,950.60 : x
  2. Step 2: Convert to fraction form
    17,908.58/24,712.88 = 9,950.60/x
  3. Step 3: Cross multiply
    17,908.58x = 24,712.88 × 9,950.60
  4. Step 4: Simplify right side
    17,908.58x = 245,907,983.73
  5. Step 5: Solve for x
    x = 245,907,983.73/17,908.58
  6. Step 6: Final answer
    x = 13,731.29

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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.