Home / 27,942.49-38,560.92-16,005.59

Finding the Fourth Proportional to 27,942.49, 38,560.92 and 16,005.59

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Solution

The fourth proportional to 27,942.49, 38,560.92 and 16,005.59 is: 22,087.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,942.49 : 38,560.92 = 16,005.59 : x
  2. Step 2: Convert to fraction form
    27,942.49/38,560.92 = 16,005.59/x
  3. Step 3: Cross multiply
    27,942.49x = 38,560.92 × 16,005.59
  4. Step 4: Simplify right side
    27,942.49x = 617,190,275.54
  5. Step 5: Solve for x
    x = 617,190,275.54/27,942.49
  6. Step 6: Final answer
    x = 22,087.88

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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.