Home / 23,286.99-32,136.14-12,676.63

Finding the Fourth Proportional to 23,286.99, 32,136.14 and 12,676.63

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Solution

The fourth proportional to 23,286.99, 32,136.14 and 12,676.63 is: 17,493.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,286.99 : 32,136.14 = 12,676.63 : x
  2. Step 2: Convert to fraction form
    23,286.99/32,136.14 = 12,676.63/x
  3. Step 3: Cross multiply
    23,286.99x = 32,136.14 × 12,676.63
  4. Step 4: Simplify right side
    23,286.99x = 407,377,877.63
  5. Step 5: Solve for x
    x = 407,377,877.63/23,286.99
  6. Step 6: Final answer
    x = 17,493.79

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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.