Home / 16,468.20-22,736.97-12,684.69

Finding the Fourth Proportional to 16,468.20, 22,736.97 and 12,684.69

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Solution

The fourth proportional to 16,468.20, 22,736.97 and 12,684.69 is: 17,513.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,468.20 : 22,736.97 = 12,684.69 : x
  2. Step 2: Convert to fraction form
    16,468.20/22,736.97 = 12,684.69/x
  3. Step 3: Cross multiply
    16,468.20x = 22,736.97 × 12,684.69
  4. Step 4: Simplify right side
    16,468.20x = 288,411,415.99
  5. Step 5: Solve for x
    x = 288,411,415.99/16,468.20
  6. Step 6: Final answer
    x = 17,513.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.