Home / 29,942.85-41,320.31-16,513.86

Finding the Fourth Proportional to 29,942.85, 41,320.31 and 16,513.86

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Solution

The fourth proportional to 29,942.85, 41,320.31 and 16,513.86 is: 22,788.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,942.85 : 41,320.31 = 16,513.86 : x
  2. Step 2: Convert to fraction form
    29,942.85/41,320.31 = 16,513.86/x
  3. Step 3: Cross multiply
    29,942.85x = 41,320.31 × 16,513.86
  4. Step 4: Simplify right side
    29,942.85x = 682,357,814.50
  5. Step 5: Solve for x
    x = 682,357,814.50/29,942.85
  6. Step 6: Final answer
    x = 22,788.67

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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.