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Finding the Fourth Proportional to 16,644.90, 24,960.06 and 4,955.79

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Solution

The fourth proportional to 16,644.90, 24,960.06 and 4,955.79 is: 7,431.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,644.90 : 24,960.06 = 4,955.79 : x
  2. Step 2: Convert to fraction form
    16,644.90/24,960.06 = 4,955.79/x
  3. Step 3: Cross multiply
    16,644.90x = 24,960.06 × 4,955.79
  4. Step 4: Simplify right side
    16,644.90x = 123,696,815.75
  5. Step 5: Solve for x
    x = 123,696,815.75/16,644.90
  6. Step 6: Final answer
    x = 7,431.51

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1.5x scale

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.