Home / 27,982.48-38,611.32-16,043.44

Finding the Fourth Proportional to 27,982.48, 38,611.32 and 16,043.44

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Solution

The fourth proportional to 27,982.48, 38,611.32 and 16,043.44 is: 22,137.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,982.48 : 38,611.32 = 16,043.44 : x
  2. Step 2: Convert to fraction form
    27,982.48/38,611.32 = 16,043.44/x
  3. Step 3: Cross multiply
    27,982.48x = 38,611.32 × 16,043.44
  4. Step 4: Simplify right side
    27,982.48x = 619,458,395.74
  5. Step 5: Solve for x
    x = 619,458,395.74/27,982.48
  6. Step 6: Final answer
    x = 22,137.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.