Home / 16,775.35-23,150.27-9,221.99

Finding the Fourth Proportional to 16,775.35, 23,150.27 and 9,221.99

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Solution

The fourth proportional to 16,775.35, 23,150.27 and 9,221.99 is: 12,726.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,775.35 : 23,150.27 = 9,221.99 : x
  2. Step 2: Convert to fraction form
    16,775.35/23,150.27 = 9,221.99/x
  3. Step 3: Cross multiply
    16,775.35x = 23,150.27 × 9,221.99
  4. Step 4: Simplify right side
    16,775.35x = 213,491,570.20
  5. Step 5: Solve for x
    x = 213,491,570.20/16,775.35
  6. Step 6: Final answer
    x = 12,726.51

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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.