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Finding the Fourth Proportional to 16,592.20, 24,912.60 and 12,898.60

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Solution

The fourth proportional to 16,592.20, 24,912.60 and 12,898.60 is: 19,366.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,592.20 : 24,912.60 = 12,898.60 : x
  2. Step 2: Convert to fraction form
    16,592.20/24,912.60 = 12,898.60/x
  3. Step 3: Cross multiply
    16,592.20x = 24,912.60 × 12,898.60
  4. Step 4: Simplify right side
    16,592.20x = 321,337,662.36
  5. Step 5: Solve for x
    x = 321,337,662.36/16,592.20
  6. Step 6: Final answer
    x = 19,366.79

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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.