Home / 14,663.44-20,236.62-8,375.68

Finding the Fourth Proportional to 14,663.44, 20,236.62 and 8,375.68

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Solution

The fourth proportional to 14,663.44, 20,236.62 and 8,375.68 is: 11,559.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,663.44 : 20,236.62 = 8,375.68 : x
  2. Step 2: Convert to fraction form
    14,663.44/20,236.62 = 8,375.68/x
  3. Step 3: Cross multiply
    14,663.44x = 20,236.62 × 8,375.68
  4. Step 4: Simplify right side
    14,663.44x = 169,495,453.40
  5. Step 5: Solve for x
    x = 169,495,453.40/14,663.44
  6. Step 6: Final answer
    x = 11,559.05

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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.