Home / 39,926.46-59,879.46-11,839.95

Finding the Fourth Proportional to 39,926.46, 59,879.46 and 11,839.95

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Solution

The fourth proportional to 39,926.46, 59,879.46 and 11,839.95 is: 17,756.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,926.46 : 59,879.46 = 11,839.95 : x
  2. Step 2: Convert to fraction form
    39,926.46/59,879.46 = 11,839.95/x
  3. Step 3: Cross multiply
    39,926.46x = 59,879.46 × 11,839.95
  4. Step 4: Simplify right side
    39,926.46x = 708,969,812.43
  5. Step 5: Solve for x
    x = 708,969,812.43/39,926.46
  6. Step 6: Final answer
    x = 17,756.89

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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.