Home / 14,635.35-20,197.05-8,664.84

Finding the Fourth Proportional to 14,635.35, 20,197.05 and 8,664.84

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Solution

The fourth proportional to 14,635.35, 20,197.05 and 8,664.84 is: 11,957.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,635.35 : 20,197.05 = 8,664.84 : x
  2. Step 2: Convert to fraction form
    14,635.35/20,197.05 = 8,664.84/x
  3. Step 3: Cross multiply
    14,635.35x = 20,197.05 × 8,664.84
  4. Step 4: Simplify right side
    14,635.35x = 175,004,206.72
  5. Step 5: Solve for x
    x = 175,004,206.72/14,635.35
  6. Step 6: Final answer
    x = 11,957.64

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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.