Home / 16,201.88-22,366.08-11,425.71

Finding the Fourth Proportional to 16,201.88, 22,366.08 and 11,425.71

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Solution

The fourth proportional to 16,201.88, 22,366.08 and 11,425.71 is: 15,772.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,201.88 : 22,366.08 = 11,425.71 : x
  2. Step 2: Convert to fraction form
    16,201.88/22,366.08 = 11,425.71/x
  3. Step 3: Cross multiply
    16,201.88x = 22,366.08 × 11,425.71
  4. Step 4: Simplify right side
    16,201.88x = 255,548,343.92
  5. Step 5: Solve for x
    x = 255,548,343.92/16,201.88
  6. Step 6: Final answer
    x = 15,772.76

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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.