Home / 12,150.32-16,773.08-8,568.20

Finding the Fourth Proportional to 12,150.32, 16,773.08 and 8,568.20

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Solution

The fourth proportional to 12,150.32, 16,773.08 and 8,568.20 is: 11,828.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,150.32 : 16,773.08 = 8,568.20 : x
  2. Step 2: Convert to fraction form
    12,150.32/16,773.08 = 8,568.20/x
  3. Step 3: Cross multiply
    12,150.32x = 16,773.08 × 8,568.20
  4. Step 4: Simplify right side
    12,150.32x = 143,714,977.35
  5. Step 5: Solve for x
    x = 143,714,977.35/12,150.32
  6. Step 6: Final answer
    x = 11,828.09

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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.