Home / 14,850.84-20,493.90-8,136.60

Finding the Fourth Proportional to 14,850.84, 20,493.90 and 8,136.60

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Solution

The fourth proportional to 14,850.84, 20,493.90 and 8,136.60 is: 11,228.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,850.84 : 20,493.90 = 8,136.60 : x
  2. Step 2: Convert to fraction form
    14,850.84/20,493.90 = 8,136.60/x
  3. Step 3: Cross multiply
    14,850.84x = 20,493.90 × 8,136.60
  4. Step 4: Simplify right side
    14,850.84x = 166,750,666.74
  5. Step 5: Solve for x
    x = 166,750,666.74/14,850.84
  6. Step 6: Final answer
    x = 11,228.37

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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.