Home / 14,154.05-21,211.17-11,179.43

Finding the Fourth Proportional to 14,154.05, 21,211.17 and 11,179.43

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Solution

The fourth proportional to 14,154.05, 21,211.17 and 11,179.43 is: 16,753.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,154.05 : 21,211.17 = 11,179.43 : x
  2. Step 2: Convert to fraction form
    14,154.05/21,211.17 = 11,179.43/x
  3. Step 3: Cross multiply
    14,154.05x = 21,211.17 × 11,179.43
  4. Step 4: Simplify right side
    14,154.05x = 237,128,790.23
  5. Step 5: Solve for x
    x = 237,128,790.23/14,154.05
  6. Step 6: Final answer
    x = 16,753.42

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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.