Home / 14,917.20-20,586.33-8,544.84

Finding the Fourth Proportional to 14,917.20, 20,586.33 and 8,544.84

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Solution

The fourth proportional to 14,917.20, 20,586.33 and 8,544.84 is: 11,792.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,917.20 : 20,586.33 = 8,544.84 : x
  2. Step 2: Convert to fraction form
    14,917.20/20,586.33 = 8,544.84/x
  3. Step 3: Cross multiply
    14,917.20x = 20,586.33 × 8,544.84
  4. Step 4: Simplify right side
    14,917.20x = 175,906,896.04
  5. Step 5: Solve for x
    x = 175,906,896.04/14,917.20
  6. Step 6: Final answer
    x = 11,792.22

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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.