Home / 20,140.22-30,160.90-16,608.62

Finding the Fourth Proportional to 20,140.22, 30,160.90 and 16,608.62

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Solution

The fourth proportional to 20,140.22, 30,160.90 and 16,608.62 is: 24,872.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,140.22 : 30,160.90 = 16,608.62 : x
  2. Step 2: Convert to fraction form
    20,140.22/30,160.90 = 16,608.62/x
  3. Step 3: Cross multiply
    20,140.22x = 30,160.90 × 16,608.62
  4. Step 4: Simplify right side
    20,140.22x = 500,930,926.96
  5. Step 5: Solve for x
    x = 500,930,926.96/20,140.22
  6. Step 6: Final answer
    x = 24,872.17

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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.