Home / 14,662.04-20,236.92-12,300.08

Finding the Fourth Proportional to 14,662.04, 20,236.92 and 12,300.08

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Solution

The fourth proportional to 14,662.04, 20,236.92 and 12,300.08 is: 16,976.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,662.04 : 20,236.92 = 12,300.08 : x
  2. Step 2: Convert to fraction form
    14,662.04/20,236.92 = 12,300.08/x
  3. Step 3: Cross multiply
    14,662.04x = 20,236.92 × 12,300.08
  4. Step 4: Simplify right side
    14,662.04x = 248,915,734.95
  5. Step 5: Solve for x
    x = 248,915,734.95/14,662.04
  6. Step 6: Final answer
    x = 16,976.88

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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.