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Finding the Fourth Proportional to 19,674.20, 29,584.20 and 16,466.60

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Solution

The fourth proportional to 19,674.20, 29,584.20 and 16,466.60 is: 24,760.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,674.20 : 29,584.20 = 16,466.60 : x
  2. Step 2: Convert to fraction form
    19,674.20/29,584.20 = 16,466.60/x
  3. Step 3: Cross multiply
    19,674.20x = 29,584.20 × 16,466.60
  4. Step 4: Simplify right side
    19,674.20x = 487,151,187.72
  5. Step 5: Solve for x
    x = 487,151,187.72/19,674.20
  6. Step 6: Final answer
    x = 24,760.91

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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.