Home / 39,583.44-59,378.04-13,287.96

Finding the Fourth Proportional to 39,583.44, 59,378.04 and 13,287.96

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Solution

The fourth proportional to 39,583.44, 59,378.04 and 13,287.96 is: 19,932.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,583.44 : 59,378.04 = 13,287.96 : x
  2. Step 2: Convert to fraction form
    39,583.44/59,378.04 = 13,287.96/x
  3. Step 3: Cross multiply
    39,583.44x = 59,378.04 × 13,287.96
  4. Step 4: Simplify right side
    39,583.44x = 789,013,020.40
  5. Step 5: Solve for x
    x = 789,013,020.40/39,583.44
  6. Step 6: Final answer
    x = 19,932.91

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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.