Home / 16,722.99-23,076.77-9,167.85

Finding the Fourth Proportional to 16,722.99, 23,076.77 and 9,167.85

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Solution

The fourth proportional to 16,722.99, 23,076.77 and 9,167.85 is: 12,651.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,722.99 : 23,076.77 = 9,167.85 : x
  2. Step 2: Convert to fraction form
    16,722.99/23,076.77 = 9,167.85/x
  3. Step 3: Cross multiply
    16,722.99x = 23,076.77 × 9,167.85
  4. Step 4: Simplify right side
    16,722.99x = 211,564,320.01
  5. Step 5: Solve for x
    x = 211,564,320.01/16,722.99
  6. Step 6: Final answer
    x = 12,651.11

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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.