Home / 16,168.76-22,353.78-14,199.80

Finding the Fourth Proportional to 16,168.76, 22,353.78 and 14,199.80

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Solution

The fourth proportional to 16,168.76, 22,353.78 and 14,199.80 is: 19,631.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,168.76 : 22,353.78 = 14,199.80 : x
  2. Step 2: Convert to fraction form
    16,168.76/22,353.78 = 14,199.80/x
  3. Step 3: Cross multiply
    16,168.76x = 22,353.78 × 14,199.80
  4. Step 4: Simplify right side
    16,168.76x = 317,419,205.24
  5. Step 5: Solve for x
    x = 317,419,205.24/16,168.76
  6. Step 6: Final answer
    x = 19,631.64

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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.