Home / 20,192.64-27,797.76-16,650.24

Finding the Fourth Proportional to 20,192.64, 27,797.76 and 16,650.24

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Solution

The fourth proportional to 20,192.64, 27,797.76 and 16,650.24 is: 22,921.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,192.64 : 27,797.76 = 16,650.24 : x
  2. Step 2: Convert to fraction form
    20,192.64/27,797.76 = 16,650.24/x
  3. Step 3: Cross multiply
    20,192.64x = 27,797.76 × 16,650.24
  4. Step 4: Simplify right side
    20,192.64x = 462,839,375.46
  5. Step 5: Solve for x
    x = 462,839,375.46/20,192.64
  6. Step 6: Final answer
    x = 22,921.19

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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.