Home / 49,420.21-74,137.56-15,674.97

Finding the Fourth Proportional to 49,420.21, 74,137.56 and 15,674.97

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Solution

The fourth proportional to 49,420.21, 74,137.56 and 15,674.97 is: 23,514.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,420.21 : 74,137.56 = 15,674.97 : x
  2. Step 2: Convert to fraction form
    49,420.21/74,137.56 = 15,674.97/x
  3. Step 3: Cross multiply
    49,420.21x = 74,137.56 × 15,674.97
  4. Step 4: Simplify right side
    49,420.21x = 1,162,103,919.26
  5. Step 5: Solve for x
    x = 1,162,103,919.26/49,420.21
  6. Step 6: Final answer
    x = 23,514.75

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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.