Home / 49,418.09-74,073.97-21,351.44

Finding the Fourth Proportional to 49,418.09, 74,073.97 and 21,351.44

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Solution

The fourth proportional to 49,418.09, 74,073.97 and 21,351.44 is: 32,004.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,418.09 : 74,073.97 = 21,351.44 : x
  2. Step 2: Convert to fraction form
    49,418.09/74,073.97 = 21,351.44/x
  3. Step 3: Cross multiply
    49,418.09x = 74,073.97 × 21,351.44
  4. Step 4: Simplify right side
    49,418.09x = 1,581,585,926.02
  5. Step 5: Solve for x
    x = 1,581,585,926.02/49,418.09
  6. Step 6: Final answer
    x = 32,004.19

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1.5x scale

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.