Home / 12,546.76-18,821.97-6,700.18

Finding the Fourth Proportional to 12,546.76, 18,821.97 and 6,700.18

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Solution

The fourth proportional to 12,546.76, 18,821.97 and 6,700.18 is: 10,051.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,546.76 : 18,821.97 = 6,700.18 : x
  2. Step 2: Convert to fraction form
    12,546.76/18,821.97 = 6,700.18/x
  3. Step 3: Cross multiply
    12,546.76x = 18,821.97 × 6,700.18
  4. Step 4: Simplify right side
    12,546.76x = 126,110,586.95
  5. Step 5: Solve for x
    x = 126,110,586.95/12,546.76
  6. Step 6: Final answer
    x = 10,051.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.