Home / 39,791.21-59,690.55-11,711.27

Finding the Fourth Proportional to 39,791.21, 59,690.55 and 11,711.27

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Solution

The fourth proportional to 39,791.21, 59,690.55 and 11,711.27 is: 17,568.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,791.21 : 59,690.55 = 11,711.27 : x
  2. Step 2: Convert to fraction form
    39,791.21/59,690.55 = 11,711.27/x
  3. Step 3: Cross multiply
    39,791.21x = 59,690.55 × 11,711.27
  4. Step 4: Simplify right side
    39,791.21x = 699,051,849.05
  5. Step 5: Solve for x
    x = 699,051,849.05/39,791.21
  6. Step 6: Final answer
    x = 17,568.00

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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.