Home / 43,096.38-64,666.43-19,728.69

Finding the Fourth Proportional to 43,096.38, 64,666.43 and 19,728.69

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Solution

The fourth proportional to 43,096.38, 64,666.43 and 19,728.69 is: 29,603.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,096.38 : 64,666.43 = 19,728.69 : x
  2. Step 2: Convert to fraction form
    43,096.38/64,666.43 = 19,728.69/x
  3. Step 3: Cross multiply
    43,096.38x = 64,666.43 × 19,728.69
  4. Step 4: Simplify right side
    43,096.38x = 1,275,783,950.88
  5. Step 5: Solve for x
    x = 1,275,783,950.88/43,096.38
  6. Step 6: Final answer
    x = 29,603.04

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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.