Home / 14,660.44-20,232.48-8,372.68

Finding the Fourth Proportional to 14,660.44, 20,232.48 and 8,372.68

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Solution

The fourth proportional to 14,660.44, 20,232.48 and 8,372.68 is: 11,554.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,660.44 : 20,232.48 = 8,372.68 : x
  2. Step 2: Convert to fraction form
    14,660.44/20,232.48 = 8,372.68/x
  3. Step 3: Cross multiply
    14,660.44x = 20,232.48 × 8,372.68
  4. Step 4: Simplify right side
    14,660.44x = 169,400,080.65
  5. Step 5: Solve for x
    x = 169,400,080.65/14,660.44
  6. Step 6: Final answer
    x = 11,554.91

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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.