Home / 14,496.20-20,004.66-8,208.60

Finding the Fourth Proportional to 14,496.20, 20,004.66 and 8,208.60

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Solution

The fourth proportional to 14,496.20, 20,004.66 and 8,208.60 is: 11,327.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,496.20 : 20,004.66 = 8,208.60 : x
  2. Step 2: Convert to fraction form
    14,496.20/20,004.66 = 8,208.60/x
  3. Step 3: Cross multiply
    14,496.20x = 20,004.66 × 8,208.60
  4. Step 4: Simplify right side
    14,496.20x = 164,210,252.08
  5. Step 5: Solve for x
    x = 164,210,252.08/14,496.20
  6. Step 6: Final answer
    x = 11,327.81

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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.