Home / 16,581.72-24,872.58-15,567.96

Finding the Fourth Proportional to 16,581.72, 24,872.58 and 15,567.96

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Solution

The fourth proportional to 16,581.72, 24,872.58 and 15,567.96 is: 23,351.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,581.72 : 24,872.58 = 15,567.96 : x
  2. Step 2: Convert to fraction form
    16,581.72/24,872.58 = 15,567.96/x
  3. Step 3: Cross multiply
    16,581.72x = 24,872.58 × 15,567.96
  4. Step 4: Simplify right side
    16,581.72x = 387,215,330.54
  5. Step 5: Solve for x
    x = 387,215,330.54/16,581.72
  6. Step 6: Final answer
    x = 23,351.94

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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.