Home / 14,896.36-20,581.86-12,408.04

Finding the Fourth Proportional to 14,896.36, 20,581.86 and 12,408.04

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Solution

The fourth proportional to 14,896.36, 20,581.86 and 12,408.04 is: 17,143.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,896.36 : 20,581.86 = 12,408.04 : x
  2. Step 2: Convert to fraction form
    14,896.36/20,581.86 = 12,408.04/x
  3. Step 3: Cross multiply
    14,896.36x = 20,581.86 × 12,408.04
  4. Step 4: Simplify right side
    14,896.36x = 255,380,542.15
  5. Step 5: Solve for x
    x = 255,380,542.15/14,896.36
  6. Step 6: Final answer
    x = 17,143.82

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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.