Home / 14,716.80-22,010.40-11,217.60

Finding the Fourth Proportional to 14,716.80, 22,010.40 and 11,217.60

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Solution

The fourth proportional to 14,716.80, 22,010.40 and 11,217.60 is: 16,777.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,716.80 : 22,010.40 = 11,217.60 : x
  2. Step 2: Convert to fraction form
    14,716.80/22,010.40 = 11,217.60/x
  3. Step 3: Cross multiply
    14,716.80x = 22,010.40 × 11,217.60
  4. Step 4: Simplify right side
    14,716.80x = 246,903,863.04
  5. Step 5: Solve for x
    x = 246,903,863.04/14,716.80
  6. Step 6: Final answer
    x = 16,777.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.