Home / 16,636.54-22,961.40-9,922.60

Finding the Fourth Proportional to 16,636.54, 22,961.40 and 9,922.60

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Solution

The fourth proportional to 16,636.54, 22,961.40 and 9,922.60 is: 13,694.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,636.54 : 22,961.40 = 9,922.60 : x
  2. Step 2: Convert to fraction form
    16,636.54/22,961.40 = 9,922.60/x
  3. Step 3: Cross multiply
    16,636.54x = 22,961.40 × 9,922.60
  4. Step 4: Simplify right side
    16,636.54x = 227,836,787.64
  5. Step 5: Solve for x
    x = 227,836,787.64/16,636.54
  6. Step 6: Final answer
    x = 13,694.96

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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.