Home / 18,254.60-27,414.30-13,329.80

Finding the Fourth Proportional to 18,254.60, 27,414.30 and 13,329.80

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Solution

The fourth proportional to 18,254.60, 27,414.30 and 13,329.80 is: 20,018.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,254.60 : 27,414.30 = 13,329.80 : x
  2. Step 2: Convert to fraction form
    18,254.60/27,414.30 = 13,329.80/x
  3. Step 3: Cross multiply
    18,254.60x = 27,414.30 × 13,329.80
  4. Step 4: Simplify right side
    18,254.60x = 365,427,136.14
  5. Step 5: Solve for x
    x = 365,427,136.14/18,254.60
  6. Step 6: Final answer
    x = 20,018.36

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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.