Home / 14,511.74-20,027.82-8,544.90

Finding the Fourth Proportional to 14,511.74, 20,027.82 and 8,544.90

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Solution

The fourth proportional to 14,511.74, 20,027.82 and 8,544.90 is: 11,792.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511.74 : 20,027.82 = 8,544.90 : x
  2. Step 2: Convert to fraction form
    14,511.74/20,027.82 = 8,544.90/x
  3. Step 3: Cross multiply
    14,511.74x = 20,027.82 × 8,544.90
  4. Step 4: Simplify right side
    14,511.74x = 171,135,719.12
  5. Step 5: Solve for x
    x = 171,135,719.12/14,511.74
  6. Step 6: Final answer
    x = 11,792.92

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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.