Home / 12,136.97-16,748.84-6,832.69

Finding the Fourth Proportional to 12,136.97, 16,748.84 and 6,832.69

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Solution

The fourth proportional to 12,136.97, 16,748.84 and 6,832.69 is: 9,429.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,136.97 : 16,748.84 = 6,832.69 : x
  2. Step 2: Convert to fraction form
    12,136.97/16,748.84 = 6,832.69/x
  3. Step 3: Cross multiply
    12,136.97x = 16,748.84 × 6,832.69
  4. Step 4: Simplify right side
    12,136.97x = 114,439,606.79
  5. Step 5: Solve for x
    x = 114,439,606.79/12,136.97
  6. Step 6: Final answer
    x = 9,429.01

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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.