Home / 39,375.38-59,096.94-20,668.46

Finding the Fourth Proportional to 39,375.38, 59,096.94 and 20,668.46

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Solution

The fourth proportional to 39,375.38, 59,096.94 and 20,668.46 is: 31,020.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,375.38 : 59,096.94 = 20,668.46 : x
  2. Step 2: Convert to fraction form
    39,375.38/59,096.94 = 20,668.46/x
  3. Step 3: Cross multiply
    39,375.38x = 59,096.94 × 20,668.46
  4. Step 4: Simplify right side
    39,375.38x = 1,221,442,740.51
  5. Step 5: Solve for x
    x = 1,221,442,740.51/39,375.38
  6. Step 6: Final answer
    x = 31,020.47

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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.