Home / 14,896.18-20,553.04-8,435.92

Finding the Fourth Proportional to 14,896.18, 20,553.04 and 8,435.92

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Solution

The fourth proportional to 14,896.18, 20,553.04 and 8,435.92 is: 11,639.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,896.18 : 20,553.04 = 8,435.92 : x
  2. Step 2: Convert to fraction form
    14,896.18/20,553.04 = 8,435.92/x
  3. Step 3: Cross multiply
    14,896.18x = 20,553.04 × 8,435.92
  4. Step 4: Simplify right side
    14,896.18x = 173,383,801.20
  5. Step 5: Solve for x
    x = 173,383,801.20/14,896.18
  6. Step 6: Final answer
    x = 11,639.48

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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.