Home / 16,794.76-25,184.85-9,781.78

Finding the Fourth Proportional to 16,794.76, 25,184.85 and 9,781.78

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Solution

The fourth proportional to 16,794.76, 25,184.85 and 9,781.78 is: 14,668.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,794.76 : 25,184.85 = 9,781.78 : x
  2. Step 2: Convert to fraction form
    16,794.76/25,184.85 = 9,781.78/x
  3. Step 3: Cross multiply
    16,794.76x = 25,184.85 × 9,781.78
  4. Step 4: Simplify right side
    16,794.76x = 246,352,662.03
  5. Step 5: Solve for x
    x = 246,352,662.03/16,794.76
  6. Step 6: Final answer
    x = 14,668.42

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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.