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Finding the Fourth Proportional to 16,963.20, 25,396.20 and 16,477.20

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Solution

The fourth proportional to 16,963.20, 25,396.20 and 16,477.20 is: 24,668.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,963.20 : 25,396.20 = 16,477.20 : x
  2. Step 2: Convert to fraction form
    16,963.20/25,396.20 = 16,477.20/x
  3. Step 3: Cross multiply
    16,963.20x = 25,396.20 × 16,477.20
  4. Step 4: Simplify right side
    16,963.20x = 418,458,266.64
  5. Step 5: Solve for x
    x = 418,458,266.64/16,963.20
  6. Step 6: Final answer
    x = 24,668.59

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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.