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Finding the Fourth Proportional to 16,517.73, 22,795.59 and 9,347.64

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Solution

The fourth proportional to 16,517.73, 22,795.59 and 9,347.64 is: 12,900.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,517.73 : 22,795.59 = 9,347.64 : x
  2. Step 2: Convert to fraction form
    16,517.73/22,795.59 = 9,347.64/x
  3. Step 3: Cross multiply
    16,517.73x = 22,795.59 × 9,347.64
  4. Step 4: Simplify right side
    16,517.73x = 213,084,968.91
  5. Step 5: Solve for x
    x = 213,084,968.91/16,517.73
  6. Step 6: Final answer
    x = 12,900.38

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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.