Home / 43,898.38-65,849.41-13,911.96

Finding the Fourth Proportional to 43,898.38, 65,849.41 and 13,911.96

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Solution

The fourth proportional to 43,898.38, 65,849.41 and 13,911.96 is: 20,868.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,898.38 : 65,849.41 = 13,911.96 : x
  2. Step 2: Convert to fraction form
    43,898.38/65,849.41 = 13,911.96/x
  3. Step 3: Cross multiply
    43,898.38x = 65,849.41 × 13,911.96
  4. Step 4: Simplify right side
    43,898.38x = 916,094,147.28
  5. Step 5: Solve for x
    x = 916,094,147.28/43,898.38
  6. Step 6: Final answer
    x = 20,868.52

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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.