Home / 14,102.20-19,452.91-11,723.84

Finding the Fourth Proportional to 14,102.20, 19,452.91 and 11,723.84

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Solution

The fourth proportional to 14,102.20, 19,452.91 and 11,723.84 is: 16,172.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,102.20 : 19,452.91 = 11,723.84 : x
  2. Step 2: Convert to fraction form
    14,102.20/19,452.91 = 11,723.84/x
  3. Step 3: Cross multiply
    14,102.20x = 19,452.91 × 11,723.84
  4. Step 4: Simplify right side
    14,102.20x = 228,062,772.73
  5. Step 5: Solve for x
    x = 228,062,772.73/14,102.20
  6. Step 6: Final answer
    x = 16,172.14

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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.