Home / 16,609.05-24,911.15-5,515.49

Finding the Fourth Proportional to 16,609.05, 24,911.15 and 5,515.49

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Solution

The fourth proportional to 16,609.05, 24,911.15 and 5,515.49 is: 8,272.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,609.05 : 24,911.15 = 5,515.49 : x
  2. Step 2: Convert to fraction form
    16,609.05/24,911.15 = 5,515.49/x
  3. Step 3: Cross multiply
    16,609.05x = 24,911.15 × 5,515.49
  4. Step 4: Simplify right side
    16,609.05x = 137,397,233.41
  5. Step 5: Solve for x
    x = 137,397,233.41/16,609.05
  6. Step 6: Final answer
    x = 8,272.43

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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.