Home / 14,850.36-20,493.59-8,136.05

Finding the Fourth Proportional to 14,850.36, 20,493.59 and 8,136.05

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Solution

The fourth proportional to 14,850.36, 20,493.59 and 8,136.05 is: 11,227.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,850.36 : 20,493.59 = 8,136.05 : x
  2. Step 2: Convert to fraction form
    14,850.36/20,493.59 = 8,136.05/x
  3. Step 3: Cross multiply
    14,850.36x = 20,493.59 × 8,136.05
  4. Step 4: Simplify right side
    14,850.36x = 166,736,729.77
  5. Step 5: Solve for x
    x = 166,736,729.77/14,850.36
  6. Step 6: Final answer
    x = 11,227.79

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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.